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| Boilerpipe Text | From Wikipedia, the free encyclopedia
In
Singapore
, the
Certificate of Entitlement
(
COE
) are classes of categories as part of a quota license for owning a vehicle.
[
1
]
The licence is obtained from a successful winning bid in an
open bid uniform price auction
which grants the legal right of the holder to register, own and use a vehicle in Singapore for an initial period of 10 years. When demand is high, the cost of a COE can exceed the value of the car itself.
[
2
]
The COE system was implemented in 1990 to regulate the number of vehicles on the road and control traffic congestion, especially in a land-constrained country such as Singapore.
On 1 May 1990, the previous transportation unit of
Singapore's Public Works Department
(PWD) instituted a quota limit to vehicles called the COE, as rising affluence in the country catapulted land transport network usage and previous measure to curb vehicle ownership by simply increasing road taxes was ineffective in controlling vehicle population growth.
[
3
]
The premise was that the country had limited land resources, ie. limited supply of roads and car parks / parking lots, (with scarce land being managed to have a greater emphasis on providing an adequate supply of homes), along with demand for vehicle ownership spiralling out of control, would result in traffic conditions exceeding the criterion of a healthy road network that is sustainable by developments in land transport infrastructure resulting in gridlock.
Along with a
congestion tax
called the
Electronic Road Pricing
(ERP), the COE system is one of many key pillars in Singapore's traffic management strategies that aims to provide a sustainable urban quality of life.
[
4
]
[
5
]
In place of the COE and the ERP, the government has encouraged its citizens and tourists alike to take advantage of the extensive public transportation network to get around the country instead, such as the
Mass Rapid Transit
(MRT),
Light Rail Transit
(LRT) or
public buses
, and to embrace a "car-lite society".
[
6
]
Before buying a new vehicle, potential vehicle owners in Singapore are required by the
Land Transport Authority
(LTA) to first place a monetary bid for a Certificate of Entitlement (COE). The number of available COEs is governed by a quota system called the Vehicle Quota System (VQS) and is announced by LTA in April of each year with a review in October for possible adjustments for the period of one year starting from May. Approximately one-twelfth of the yearly quota is auctioned off each month in a sealed-bid, uniform price auction system and successful bidders pay the lowest winning bid.
Vehicle Quota System (VQS)
[
edit
]
The number of COEs available to the public is regulated by the Vehicle Quota System (VQS) that is calculated every 6 months based on the following conditions:
[
7
]
Actual number of vehicles taken off the roads (i.e. number of vehicles de-registered)
Allowable growth in vehicle population
Adjustments arising from temporary COEs that have expired or were cancelled.
Since the change in the total motor vehicle population is given by the number of registrations minus the number of de-registrations and any unallocated quota in a given year may be carried over to the following year, the quota formula is as follows:
[
8
]
In the formula above, the subscript
denotes calendar year and the subscript
denotes quota year (May to April). Initially, projected de-registrations for (calendar) year
were simply taken to be equal to actual de-registrations in
but from quota year 1999–2000 onwards, a projected number of de-registrations has been used.
Each year, the quota is set to allow for a targeted
percent growth in the total motor vehicle population, plus additional quota licenses to cover the number of motor vehicles that will be deregistered during the (calendar) year, plus any unallocated quota licenses from the previous quota year.
The holder of a COE is allowed to own a vehicle for an initial period of 10 years, after which they must scrap or export their vehicle or renew the COE at the prevailing rate if they wish to continue using their vehicle for an intended remaining lifespan.
[
9
]
At the end of the 10-year COE period, vehicle owners may choose to deregister their vehicle or to revalidate their COEs for another 5-year or 10-year period by paying the Prevailing Quota Premium, which is the three-month moving average of the Quota Premium for the respective vehicle category. You do not need to bid for a new COE to renew the existing COE of your vehicle. 5-year COEs cannot be further renewed.
[
10
]
COE biddings starts on the first and third Monday of the month and typically lasts for three days to the following Wednesday. Bidding duration will be pushed further in some circumstances, including public holidays. Bidding results can be obtained through the local media on the same day or on a website.
[
11
]
All COE bids made in the two car categories (Cat A and B COEs) and the motorcycle category (Cat D COEs) must be made in the name of the buyer. Once COE is obtained, the vehicle has to be registered in the name of the bidder, i.e. Cat A, B and D COEs are non-transferable. To provide flexibility, successful COE bids in the Cat C (Goods vehicles and Buses) and Cat E (Open Category) in the name of the individuals are transferable. However these can only be transferred once within the first 3 months, while successful bids by companies are not transferable at all.
An additional restriction on car ownership is the requirement that motor vehicles more than ten years old, known as "time expired" vehicles, must either renew the COE for another 5 or 10 years or de-register the vehicle for scrapping or exporting from Singapore, usually to neighbouring countries in
ASEAN
. COEs renewed for 10 years are renewable indefinitely, but for vehicles which have a renewed COE of only 5 years, the owner of the vehicle has to scrap the vehicle at the end of the period with no option to renew the COE, totaling a car ownership of 15 years.
Some of these vehicles, especially luxury ones, have been exported further to other
right hand drive
countries such as
Australia
and
New Zealand
, which has traditionally imported such vehicles from Japan. The result of the peculiarities of the Singapore car market has resulted in Singapore being the second largest exporter of used cars in the world after Japan. Cars are exported to many countries, including beyond Asia such as
Kenya
and
South Africa
in Africa as well as
Jamaica
and
Trinidad and Tobago
in the Caribbean. As these cars are often only about ten years old, they are often in high demand as they remain in relatively good condition.
[
12
]
[
13
]
Owners of such vehicles are given financial incentives to do this, which include a
Preferential Additional Registration Fee (PARF).
This program was implemented to reduce
traffic congestion
and it complements other measures to curb road usage such as the
Electronic Road Pricing
(ERP) program.
COE Category Refinement in 2013
[
edit
]
In September 2013, The COE system has been refined to include a new criterion for Category A cars. Under the change, the engine power of Cat A cars should not exceed 97 kilowatts (kW). This is equivalent to about 130 brake horsepower. This is in addition to the previous criterion of engine capacity of Cat A cars not exceeding 1600 cubic centimetres. However, cars with engine power output exceeding 97 kW (130 hp) will be classified under Category B in COE bidding exercises starting February 2014 despite having engine capacity below 1600 cubic centimetres. The review of the COE categories' criteria was because LTA wanted to differentiate and regulate the buying of mass market and premium cars under Cat A in a bid to control COE prices that hovered closer and closer to S$100,000.
[
14
]
Initially, COEs were divided into eight categories but after many revisions, the system has been simplified to five categories.
Categories A, B & D are non-transferable. Taxis used to be classed under category A but issuance of COEs became unrestricted from August 2012 onwards.
[
15
]
Category
Vehicle Class
Cat 1
Cars 1000cc & below
Cat 2
Cars 1001-1600cc & Taxis
Cat 3
Cars 1601-2000cc
Cat 4
Cars above 2000cc
Cat 5
Goods Vehicles & Buses
Cat 6
Motorcycles
Cat 7
"Open" (for any kind of vehicle)
Category
Vehicle Class
Before May 2022
From May 2022
Cat A
Cars 1600cc & below, and the engine power output should not exceed 97 kW (130 bhp)
Non-fully electric cars 1,600cc & below, and maximum power output up to 97 kW (130 bhp); and fully electric cars with maximum power output up to 110 kW (147 bhp)
Cat B
Cars above 1600cc, or the engine power output exceeds 97 kW (130 bhp)
Non-fully electric cars above 1,600cc, or maximum power output exceeds 97 kW (130 bhp); and fully electric cars with maximum power output above 110 kW (147 bhp)
Cat C
Goods Vehicles & Buses (including public transport buses)
Cat D
Motorcycles
Cat E
"Open" (for any kind of vehicle, in 2017 motorcycles are no longer included in Cat E COE)
Period
%
Remark
May 1990 to May 2009
3.0
3.0% + deregistrations as per last annum
Jun 2009 to Jun 2010
1.5
Reduced to 1.5% + deregistrations as per last annum, partly due to low price COE
Jul 2010 to Jul 2012
1.5% as per last annum + recent half-yearly deregistrations, rate are extended to July
Aug 2012 to Jan 2013
1.0
Taxi are moved to Cat E
Feb 2013 to Jan 2014
0.5
Reduced to 0.5% and expected to last till Jan 2015
Feb 2014 to Jan 2015
Change to recent quarterly deregistrations
Feb 2015 to Jan 2018
0.25
Reduced to 0.25%
Since Feb 2018
0.0
COE growth rate frozen for personal cars and motorbikes only.
[
16
]
[
17
]
Previous Category
Highest
Lowest
1
Current Category
Highest
Lowest
Remarks
May 1990 – Apr 1999
SGD
Period
SGD
Period
From May 1999 – present
SGD
Period
SGD
Period
Cat 1 (1000 cc & below)
41,008
Jul 1997
210
Feb 1991
Cat A
3
128,105
Oct 2025
[
18
]
2
Nov 2008
a
a. Major historical plunge partly due to the
Great Recession
and over-projections of vehicle de-registrations in 2008/09
b. Major historical plunge partly due to
1997 Asian financial crisis
Cat 2 (1001 – 1600 cc) & taxi
62,208
Jul 1997
909
Mar 1991
Cat 3 (1601 – 2000 cc)
83,500
Dec 1994
50
Jan 1998
b
Cat B
150,001
Oct 2023
[
19
]
200
Jan 2009
a
Cat 4 (2001 cc & above)
110,500
Dec 1994
800
Apr 1991
Cat 5 (Goods Vehicle & Bus)
39,000
Dec 1994
1
Apr 1991
Cat C
91,101
Mar 2023
[
20
]
1
Dec 2006–
Mar 2007
c
c. Partly due to strict emission standards from Oct 2006
Cat 6 (Motorcycle)
3,506
Aug 1997
1
Jan 1994,
Feb 1994
d
Cat D
13,189
Nov 2022
[
21
]
1
Nov 2002–
Mar 2003
d
d. Mainly due to higher quota and lower than minimum bidders
Cat 7 (Open)
95,986
Dec 1994
998
Mar 1991
Cat E
158,004
Oct 2023
[
19
]
3,200
Jan 2009
–
Cat 8 (Weekend Car)
2
45,300
Sep 1994
1,110
Oct 1991
OPC
COE rebate up to $17,000
1. Excluded initial quote for first 3 months (May~Jul'90). Previous lowest record due to higher quota for year 1991
2. It was stopped on Sep 1994, the scheme was replaced by the Off-Peak Car rebate
3. Taxi are moved to Cat E from Aug 2012
In 1994, academics Winston Koh and David Lee of the
National University of Singapore
proposed to reform the bidding process. Instead of bidding in dollars, applicants for COEs would bid in percentage of the price of the vehicle.
[
4
]
In 2003, economist Tan Ling Hui of the
International Monetary Fund
reiterated the idea.
[
8
]
In 2023, with COE prices surging, the idea of percentage bidding resurfaced in the general media. Proponents of percentage bidding argued that it was more equitable than bidding in dollars.
[
22
]
[
23
]
[
24
]
^
Tan, Ling Hui (2003).
"Rationing Rules and Outcomes: The Experience of Singapore's Vehicle Quota System"
.
IMF Staff Papers
.
50
(3):
436–
457.
doi
:
10.2307/4149940
.
ISSN
1020-7635
.
JSTOR
4149940
. Retrieved
18 August
2024
.
^
Grant, Jeremy (4 March 2014).
"Singapore overtakes Tokyo as world's most expensive city"
. FT.com
. Retrieved
7 July
2014
.
^
Singapore, National Library Board.
"Certificate of Entitlement - Infopedia"
.
eresources.nlb.gov.sg
.
^
a
b
Koh, Winston T.H.; Lee, David K.C. (1994). "The Vehicle Quota System in Singapore: An Assessment".
Transportation Research A
.
28A
(1):
31–
47.
^
Auto, Hermes (23 March 2022).
"Singapore core inflation eases in February but jump in car prices drive up overall inflation | The Straits Times"
.
www.straitstimes.com
. Retrieved
1 June
2022
.
^
Menon, A P Gobinath (18 November 2017).
"Getting Singaporeans to embrace a car-lite society"
.
TODAY
. Retrieved
6 October
2023
.
^
"Overview of a Vehicle Quota System"
. Land Transport Authority of Singapore
. Retrieved
24 January
2013
.
^
a
b
Tan, Ling Hui (2003). "Rationing Rules and Outcomes: The Experience of Singapore's Vehicle Quota System".
IMF Staff Papers
.
50
(3):
437–
457.
doi
:
10.2307/4149940
.
JSTOR
4149940
.
^
"Certificate of Entitlement"
.
OneMotoring
. 28 May 2025
. Retrieved
28 May
2025
.
^
"Road Traffic (Motor Vehicles, Quota System) Rules"
.
Attorney-General's Chambers Singapore
. Part V 24.2. 15 May 1996.
^
http://www.onemotoring.com.sg
Archived
6 January 2009 at the
Wayback Machine
^
Farah Abdul Rahim (23 October 2005).
"100,000 used Singapore cars expected to be exported this year"
. Channel NewsAsia. Archived from
the original
on 29 June 2007
. Retrieved
18 April
2007
.
^
Chakraborty, Drima (30 July 2022).
"Where do our old cars go? Surprisingly to Jamaica and Kenya, found one Reddit user"
.
AsiaOne
. Retrieved
18 August
2024
.
^
COE System to Include Engine Power for Cat A Cars
Archived
19 November 2013 at the
Wayback Machine
^
"Taxis out of COE bidding process from August"
.
Channel News Asia
. 27 July 2012. Archived from
the original
on 29 August 2012
. Retrieved
27 February
2013
.
^
"Zero growth rate for cars and motorcycles extended for 3 years until Jan 31, 2025"
.
TODAY
. Retrieved
25 October
2023
.
^
"Zero car and motorcycle growth from February 2018"
.
TODAY
. Retrieved
25 October
2023
.
^
"Cat A COE premium hits new record of $128,105; Cat B price climbs to $141,000"
.
The Straits Times
. 8 October 2025
. Retrieved
9 October
2025
.
^
a
b
"COE premiums for large car and Open categories hit record highs for 6th straight exercise"
.
TODAY
. Retrieved
18 October
2023
.
^
Lee, Nian Tjoe (8 March 2023).
"COE for commercial vehicles hits new high again; premiums also up for cars and motorbikes"
.
The Straits Times
.
ISSN
0585-3923
. Retrieved
1 July
2023
.
^
cue (29 December 2022).
"COE premiums at all-time highs in 2022; buyers could get slight reprieve in latter half of 2023 | The Straits Times"
.
www.straitstimes.com
. Retrieved
30 December
2022
.
^
"The Big Read: As premiums keep going through the roof, is it time to review the 33-year-old COE system?"
.
TODAY
. Retrieved
12 June
2023
.
^
"Commentary: Instead of making it expensive to own a car, why not make it expensive to use instead"
.
CNA
. Retrieved
12 June
2023
.
^
Tan, Christopher (9 June 2023).
"Motor Mouth: Fixing COE anomalies requires more than tweaking supply"
.
The Straits Times
.
ISSN
0585-3923
. Retrieved
12 June
2023
.
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## Contents
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- [2 System](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#System)
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- [2\.1 Vehicle Quota System (VQS)](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#Vehicle_Quota_System_\(VQS\))
- [2\.1.1 Formula](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#Formula)
- [2\.2 Validity](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#Validity)
- [2\.3 Auction process](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#Auction_process)
- [2\.4 COE Category Refinement in 2013](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#COE_Category_Refinement_in_2013)
- [2\.5 Categories of COE](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#Categories_of_COE)
- [2\.5.1 Prior to May 1999](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#Prior_to_May_1999)
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From Wikipedia, the free encyclopedia
For the proof of right of abode in the UK, see [Right of abode in the United Kingdom § Proof of the right of abode](https://en.wikipedia.org/wiki/Right_of_abode_in_the_United_Kingdom#Proof_of_the_right_of_abode "Right of abode in the United Kingdom").
Document entitling a person to own a motorised vehicle in Singapore
In [Singapore](https://en.wikipedia.org/wiki/Singapore "Singapore"), the **Certificate of Entitlement** (**COE**) are classes of categories as part of a quota license for owning a vehicle.[\[1\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-1) The licence is obtained from a successful winning bid in an [open bid uniform price auction](https://en.wikipedia.org/wiki/Uniform_price_auction "Uniform price auction") which grants the legal right of the holder to register, own and use a vehicle in Singapore for an initial period of 10 years. When demand is high, the cost of a COE can exceed the value of the car itself.[\[2\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-2) The COE system was implemented in 1990 to regulate the number of vehicles on the road and control traffic congestion, especially in a land-constrained country such as Singapore.
## History
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=1 "Edit section: History")\]
See also: [Carfree city](https://en.wikipedia.org/wiki/Carfree_city "Carfree city"), [Car dependency](https://en.wikipedia.org/wiki/Car_dependency "Car dependency"), [Car-free movement](https://en.wikipedia.org/wiki/Car-free_movement "Car-free movement"), and [Transit-oriented development](https://en.wikipedia.org/wiki/Transit-oriented_development "Transit-oriented development")
On 1 May 1990, the previous transportation unit of [Singapore's Public Works Department](https://en.wikipedia.org/wiki/Public_Works_Department_of_Singapore "Public Works Department of Singapore") (PWD) instituted a quota limit to vehicles called the COE, as rising affluence in the country catapulted land transport network usage and previous measure to curb vehicle ownership by simply increasing road taxes was ineffective in controlling vehicle population growth.[\[3\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-3)
The premise was that the country had limited land resources, ie. limited supply of roads and car parks / parking lots, (with scarce land being managed to have a greater emphasis on providing an adequate supply of homes), along with demand for vehicle ownership spiralling out of control, would result in traffic conditions exceeding the criterion of a healthy road network that is sustainable by developments in land transport infrastructure resulting in gridlock.
Along with a [congestion tax](https://en.wikipedia.org/wiki/Congestion_tax "Congestion tax") called the [Electronic Road Pricing](https://en.wikipedia.org/wiki/Electronic_Road_Pricing "Electronic Road Pricing") (ERP), the COE system is one of many key pillars in Singapore's traffic management strategies that aims to provide a sustainable urban quality of life.[\[4\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:3-4)[\[5\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-5) In place of the COE and the ERP, the government has encouraged its citizens and tourists alike to take advantage of the extensive public transportation network to get around the country instead, such as the [Mass Rapid Transit](https://en.wikipedia.org/wiki/Mass_Rapid_Transit_\(Singapore\) "Mass Rapid Transit (Singapore)") (MRT), [Light Rail Transit](https://en.wikipedia.org/wiki/Light_Rail_Transit_\(Singapore\) "Light Rail Transit (Singapore)") (LRT) or [public buses](https://en.wikipedia.org/wiki/Public_buses_of_Singapore "Public buses of Singapore"), and to embrace a "car-lite society".[\[6\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-6)
## System
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=2 "Edit section: System")\]
Before buying a new vehicle, potential vehicle owners in Singapore are required by the [Land Transport Authority](https://en.wikipedia.org/wiki/Land_Transport_Authority "Land Transport Authority") (LTA) to first place a monetary bid for a Certificate of Entitlement (COE). The number of available COEs is governed by a quota system called the Vehicle Quota System (VQS) and is announced by LTA in April of each year with a review in October for possible adjustments for the period of one year starting from May. Approximately one-twelfth of the yearly quota is auctioned off each month in a sealed-bid, uniform price auction system and successful bidders pay the lowest winning bid.
### Vehicle Quota System (VQS)
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=3 "Edit section: Vehicle Quota System (VQS)")\]
The number of COEs available to the public is regulated by the Vehicle Quota System (VQS) that is calculated every 6 months based on the following conditions:[\[7\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-7)
1. Actual number of vehicles taken off the roads (i.e. number of vehicles de-registered)
2. Allowable growth in vehicle population
3. Adjustments arising from temporary COEs that have expired or were cancelled.
#### Formula
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=4 "Edit section: Formula")\]
Since the change in the total motor vehicle population is given by the number of registrations minus the number of de-registrations and any unallocated quota in a given year may be carried over to the following year, the quota formula is as follows:[\[8\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:2-8)
(
Total COE Quota
)
q
y
\=
g
.
(
Motor vehicle population
)
y
−
1
\+
(
Projected de-registrations
)
y
\+
(
Unallocated quota
)
q
y
−
1
{\\displaystyle {\\begin{aligned}({\\text{Total COE Quota}})\_{qy}=\&g.({\\text{Motor vehicle population}})\_{y-1}\\\\&+({\\text{Projected de-registrations}})\_{y}\\\\&+({\\text{Unallocated quota}})\_{qy-1}\\end{aligned}}}

In the formula above, the subscript y {\\displaystyle y}  denotes calendar year and the subscript q y {\\displaystyle qy}  denotes quota year (May to April). Initially, projected de-registrations for (calendar) year y {\\displaystyle y}  were simply taken to be equal to actual de-registrations in y − 1 {\\displaystyle y-1}  but from quota year 1999–2000 onwards, a projected number of de-registrations has been used.
Each year, the quota is set to allow for a targeted g {\\displaystyle g}  percent growth in the total motor vehicle population, plus additional quota licenses to cover the number of motor vehicles that will be deregistered during the (calendar) year, plus any unallocated quota licenses from the previous quota year.
### Validity
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=5 "Edit section: Validity")\]
| | |
|---|---|
| [](https://en.wikipedia.org/wiki/File:Question_book-new.svg) | This section **does not [cite](https://en.wikipedia.org/wiki/Wikipedia:Citing_sources "Wikipedia:Citing sources") any [sources](https://en.wikipedia.org/wiki/Wikipedia:Verifiability "Wikipedia:Verifiability")**. Please help [improve this section](https://en.wikipedia.org/wiki/Special:EditPage/Certificate_of_Entitlement "Special:EditPage/Certificate of Entitlement") by [adding citations to reliable sources](https://en.wikipedia.org/wiki/Help:Referencing_for_beginners "Help:Referencing for beginners"). Unsourced material may be challenged and [removed](https://en.wikipedia.org/wiki/Wikipedia:Verifiability#Burden_of_evidence "Wikipedia:Verifiability"). *(July 2024)* *([Learn how and when to remove this message](https://en.wikipedia.org/wiki/Help:Maintenance_template_removal "Help:Maintenance template removal"))* |
The holder of a COE is allowed to own a vehicle for an initial period of 10 years, after which they must scrap or export their vehicle or renew the COE at the prevailing rate if they wish to continue using their vehicle for an intended remaining lifespan.[\[9\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-9)
At the end of the 10-year COE period, vehicle owners may choose to deregister their vehicle or to revalidate their COEs for another 5-year or 10-year period by paying the Prevailing Quota Premium, which is the three-month moving average of the Quota Premium for the respective vehicle category. You do not need to bid for a new COE to renew the existing COE of your vehicle. 5-year COEs cannot be further renewed.[\[10\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-10)
### Auction process
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=6 "Edit section: Auction process")\]
COE biddings starts on the first and third Monday of the month and typically lasts for three days to the following Wednesday. Bidding duration will be pushed further in some circumstances, including public holidays. Bidding results can be obtained through the local media on the same day or on a website.[\[11\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-11)
All COE bids made in the two car categories (Cat A and B COEs) and the motorcycle category (Cat D COEs) must be made in the name of the buyer. Once COE is obtained, the vehicle has to be registered in the name of the bidder, i.e. Cat A, B and D COEs are non-transferable. To provide flexibility, successful COE bids in the Cat C (Goods vehicles and Buses) and Cat E (Open Category) in the name of the individuals are transferable. However these can only be transferred once within the first 3 months, while successful bids by companies are not transferable at all.
An additional restriction on car ownership is the requirement that motor vehicles more than ten years old, known as "time expired" vehicles, must either renew the COE for another 5 or 10 years or de-register the vehicle for scrapping or exporting from Singapore, usually to neighbouring countries in [ASEAN](https://en.wikipedia.org/wiki/ASEAN "ASEAN"). COEs renewed for 10 years are renewable indefinitely, but for vehicles which have a renewed COE of only 5 years, the owner of the vehicle has to scrap the vehicle at the end of the period with no option to renew the COE, totaling a car ownership of 15 years.
Some of these vehicles, especially luxury ones, have been exported further to other [right hand drive](https://en.wikipedia.org/wiki/Right_hand_drive "Right hand drive") countries such as [Australia](https://en.wikipedia.org/wiki/Australia "Australia") and [New Zealand](https://en.wikipedia.org/wiki/New_Zealand "New Zealand"), which has traditionally imported such vehicles from Japan. The result of the peculiarities of the Singapore car market has resulted in Singapore being the second largest exporter of used cars in the world after Japan. Cars are exported to many countries, including beyond Asia such as [Kenya](https://en.wikipedia.org/wiki/Kenya "Kenya") and [South Africa](https://en.wikipedia.org/wiki/South_Africa "South Africa") in Africa as well as [Jamaica](https://en.wikipedia.org/wiki/Jamaica "Jamaica") and [Trinidad and Tobago](https://en.wikipedia.org/wiki/Trinidad_and_Tobago "Trinidad and Tobago") in the Caribbean. As these cars are often only about ten years old, they are often in high demand as they remain in relatively good condition.[\[12\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-12)[\[13\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-13)
Owners of such vehicles are given financial incentives to do this, which include a **Preferential Additional Registration Fee (PARF).** This program was implemented to reduce [traffic congestion](https://en.wikipedia.org/wiki/Traffic_congestion "Traffic congestion") and it complements other measures to curb road usage such as the [Electronic Road Pricing](https://en.wikipedia.org/wiki/Electronic_Road_Pricing "Electronic Road Pricing") (ERP) program.
### COE Category Refinement in 2013
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=7 "Edit section: COE Category Refinement in 2013")\]
In September 2013, The COE system has been refined to include a new criterion for Category A cars. Under the change, the engine power of Cat A cars should not exceed 97 kilowatts (kW). This is equivalent to about 130 brake horsepower. This is in addition to the previous criterion of engine capacity of Cat A cars not exceeding 1600 cubic centimetres. However, cars with engine power output exceeding 97 kW (130 hp) will be classified under Category B in COE bidding exercises starting February 2014 despite having engine capacity below 1600 cubic centimetres. The review of the COE categories' criteria was because LTA wanted to differentiate and regulate the buying of mass market and premium cars under Cat A in a bid to control COE prices that hovered closer and closer to S\$100,000.[\[14\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-14)
### Categories of COE
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=8 "Edit section: Categories of COE")\]
Initially, COEs were divided into eight categories but after many revisions, the system has been simplified to five categories. Categories A, B & D are non-transferable. Taxis used to be classed under category A but issuance of COEs became unrestricted from August 2012 onwards.[\[15\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-15)
#### Prior to May 1999
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=9 "Edit section: Prior to May 1999")\]
| Category | Vehicle Class |
|---|---|
| Cat 1 | Cars 1000cc & below |
| Cat 2 | Cars 1001-1600cc & Taxis |
| Cat 3 | Cars 1601-2000cc |
| Cat 4 | Cars above 2000cc |
| Cat 5 | Goods Vehicles & Buses |
| Cat 6 | Motorcycles |
| Cat 7 | "Open" (for any kind of vehicle) |
#### Current Categories
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=10 "Edit section: Current Categories")\]
| Category | Vehicle Class | |
|---|---|---|
| Before May 2022 | From May 2022 | |
| Cat A | Cars 1600cc & below, and the engine power output should not exceed 97 kW (130 bhp) | Non-fully electric cars 1,600cc & below, and maximum power output up to 97 kW (130 bhp); and fully electric cars with maximum power output up to 110 kW (147 bhp) |
| Cat B | Cars above 1600cc, or the engine power output exceeds 97 kW (130 bhp) | Non-fully electric cars above 1,600cc, or maximum power output exceeds 97 kW (130 bhp); and fully electric cars with maximum power output above 110 kW (147 bhp) |
| Cat C | Goods Vehicles & Buses (including public transport buses) | |
| Cat D | Motorcycles | |
| Cat E | "Open" (for any kind of vehicle, in 2017 motorcycles are no longer included in Cat E COE) | |
## Historical records
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=11 "Edit section: Historical records")\]
### Car growth rate
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=12 "Edit section: Car growth rate")\]
| Period | [%](https://en.wikipedia.org/wiki/Percentage "Percentage") | Remark |
|---|---|---|
| May 1990 to May 2009 | 3\.0 | 3\.0% + deregistrations as per last annum |
| Jun 2009 to Jun 2010 | 1\.5 | Reduced to 1.5% + deregistrations as per last annum, partly due to low price COE |
| Jul 2010 to Jul 2012 | 1\.5% as per last annum + recent half-yearly deregistrations, rate are extended to July | |
| Aug 2012 to Jan 2013 | 1\.0 | Taxi are moved to Cat E |
| Feb 2013 to Jan 2014 | 0\.5 | Reduced to 0.5% and expected to last till Jan 2015 |
| Feb 2014 to Jan 2015 | Change to recent quarterly deregistrations | |
| Feb 2015 to Jan 2018 | 0\.25 | Reduced to 0.25% |
| Since Feb 2018 | 0\.0 | COE growth rate frozen for personal cars and motorbikes only.[\[16\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-16)[\[17\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-17) |
### COE range
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=13 "Edit section: COE range")\]
| Previous Category | Highest | Lowest1 | Current Category | Highest | Lowest | Remarks | | | | |
|---|---|---|---|---|---|---|---|---|---|---|
| May 1990 – Apr 1999 | SGD | Period | SGD | Period | From May 1999 – present | SGD | Period | SGD | Period | |
| Cat 1 (1000 cc & below) | 41,008 | Jul 1997 | 210 | Feb 1991 | Cat A3 | 128,105 | Oct 2025[\[18\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-18) | 2 | Nov 2008a | a. Major historical plunge partly due to the [Great Recession](https://en.wikipedia.org/wiki/Great_Recession "Great Recession") and over-projections of vehicle de-registrations in 2008/09 b. Major historical plunge partly due to [1997 Asian financial crisis](https://en.wikipedia.org/wiki/1997_Asian_financial_crisis "1997 Asian financial crisis") |
| Cat 2 (1001 – 1600 cc) & taxi | 62,208 | Jul 1997 | 909 | Mar 1991 | | | | | | |
| Cat 3 (1601 – 2000 cc) | 83,500 | Dec 1994 | 50 | Jan 1998b | Cat B | 150,001 | Oct 2023[\[19\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:1-19) | 200 | Jan 2009a | |
| Cat 4 (2001 cc & above) | 110,500 | Dec 1994 | 800 | Apr 1991 | | | | | | |
| Cat 5 (Goods Vehicle & Bus) | 39,000 | Dec 1994 | 1 | Apr 1991 | Cat C | 91,101 | Mar 2023[\[20\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-20) | 1 | Dec 2006– Mar 2007c | c. Partly due to strict emission standards from Oct 2006 |
| Cat 6 (Motorcycle) | 3,506 | Aug 1997 | 1 | Jan 1994, Feb 1994d | Cat D | 13,189 | Nov 2022[\[21\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:0-21) | 1 | Nov 2002– Mar 2003d | d. Mainly due to higher quota and lower than minimum bidders |
| Cat 7 (Open) | 95,986 | Dec 1994 | 998 | Mar 1991 | Cat E | 158,004 | Oct 2023[\[19\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:1-19) | 3,200 | Jan 2009 | – |
| Cat 8 (Weekend Car)2 | 45,300 | Sep 1994 | 1,110 | Oct 1991 | OPC | | COE rebate up to \$17,000 | | | |
| 1\. Excluded initial quote for first 3 months (May~Jul'90). Previous lowest record due to higher quota for year 1991 2\. It was stopped on Sep 1994, the scheme was replaced by the Off-Peak Car rebate 3\. Taxi are moved to Cat E from Aug 2012 | | | | | | | | | | |
## Reception
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=14 "Edit section: Reception")\]
In 1994, academics Winston Koh and David Lee of the [National University of Singapore](https://en.wikipedia.org/wiki/National_University_of_Singapore "National University of Singapore") proposed to reform the bidding process. Instead of bidding in dollars, applicants for COEs would bid in percentage of the price of the vehicle.[\[4\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:3-4) In 2003, economist Tan Ling Hui of the [International Monetary Fund](https://en.wikipedia.org/wiki/International_Monetary_Fund "International Monetary Fund") reiterated the idea.[\[8\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:2-8) In 2023, with COE prices surging, the idea of percentage bidding resurfaced in the general media. Proponents of percentage bidding argued that it was more equitable than bidding in dollars.[\[22\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-22)[\[23\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-23)[\[24\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-24)
## References
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=15 "Edit section: References")\]
1. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-1)**
Tan, Ling Hui (2003). ["Rationing Rules and Outcomes: The Experience of Singapore's Vehicle Quota System"](https://www.jstor.org/stable/4149940). *IMF Staff Papers*. **50** (3): 436–457\. [doi](https://en.wikipedia.org/wiki/Doi_\(identifier\) "Doi (identifier)"):[10\.2307/4149940](https://doi.org/10.2307%2F4149940). [ISSN](https://en.wikipedia.org/wiki/ISSN_\(identifier\) "ISSN (identifier)") [1020-7635](https://search.worldcat.org/issn/1020-7635). [JSTOR](https://en.wikipedia.org/wiki/JSTOR_\(identifier\) "JSTOR (identifier)") [4149940](https://www.jstor.org/stable/4149940). Retrieved 18 August 2024.
2. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-2)**
Grant, Jeremy (4 March 2014). ["Singapore overtakes Tokyo as world's most expensive city"](https://www.ft.com/content/336b90cc-a39e-11e3-aa85-00144feab7de). FT.com. Retrieved 7 July 2014.
3. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-3)**
Singapore, National Library Board. ["Certificate of Entitlement - Infopedia"](http://eresources.nlb.gov.sg/infopedia/articles/SIP_1005_2006-04-07.html). *eresources.nlb.gov.sg*.
4. ^ [***a***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:3_4-0) [***b***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:3_4-1)
Koh, Winston T.H.; Lee, David K.C. (1994). "The Vehicle Quota System in Singapore: An Assessment". *Transportation Research A*. **28A** (1): 31–47\.
5. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-5)**
Auto, Hermes (23 March 2022). ["Singapore core inflation eases in February but jump in car prices drive up overall inflation \| The Straits Times"](https://www.straitstimes.com/business/economy/singapore-core-inflation-eases-in-february-but-jump-in-car-prices-drive-up-overall-inflation). *www.straitstimes.com*. Retrieved 1 June 2022.
6. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-6)**
Menon, A P Gobinath (18 November 2017). ["Getting Singaporeans to embrace a car-lite society"](https://www.todayonline.com/singapore/getting-singaporeans-embrace-car-lite-society). *TODAY*. Retrieved 6 October 2023.
7. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-7)**
["Overview of a Vehicle Quota System"](http://www.lta.gov.sg/content/ltaweb/en/roads-and-motoring/owning-a-vehicle/vehicle-quota-system/overview-of-vehicle-quota-system.html). Land Transport Authority of Singapore. Retrieved 24 January 2013.
8. ^ [***a***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:2_8-0) [***b***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:2_8-1)
Tan, Ling Hui (2003). "Rationing Rules and Outcomes: The Experience of Singapore's Vehicle Quota System". *IMF Staff Papers*. **50** (3): 437–457\. [doi](https://en.wikipedia.org/wiki/Doi_\(identifier\) "Doi (identifier)"):[10\.2307/4149940](https://doi.org/10.2307%2F4149940). [JSTOR](https://en.wikipedia.org/wiki/JSTOR_\(identifier\) "JSTOR (identifier)") [4149940](https://www.jstor.org/stable/4149940).
9. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-9)**
["Certificate of Entitlement"](https://onemotoring.lta.gov.sg/content/onemotoring/home/buying/upfront-vehicle-costs/certificate-of-entitlement--coe-.html). *OneMotoring*. 28 May 2025. Retrieved 28 May 2025.
10. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-10)**
["Road Traffic (Motor Vehicles, Quota System) Rules"](https://sso.agc.gov.sg/SL-Rev/RTA1961-R31/Published/19990930?DocDate=19960515&ProvIds=P1V-#pr24-). *Attorney-General's Chambers Singapore*. Part V 24.2. 15 May 1996.
11. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-11)** <http://www.onemotoring.com.sg> [Archived](https://web.archive.org/web/20090106121432/http://www.onemotoring.com.sg/) 6 January 2009 at the [Wayback Machine](https://en.wikipedia.org/wiki/Wayback_Machine "Wayback Machine")
12. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-12)**
Farah Abdul Rahim (23 October 2005). ["100,000 used Singapore cars expected to be exported this year"](https://web.archive.org/web/20070629134216/http://www.channelnewsasia.com/stories/singaporelocalnews/view/174881/1/.html). Channel NewsAsia. Archived from [the original](http://www.channelnewsasia.com/stories/singaporelocalnews/view/174881/1/.html) on 29 June 2007. Retrieved 18 April 2007.
13. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-13)**
Chakraborty, Drima (30 July 2022). ["Where do our old cars go? Surprisingly to Jamaica and Kenya, found one Reddit user"](https://www.asiaone.com/singapore/where-do-our-old-cars-go-surprisingly-jamaica-and-kenya-found-one-reddit-user). *AsiaOne*. Retrieved 18 August 2024.
14. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-14)** [COE System to Include Engine Power for Cat A Cars](http://www.channelnewsasia.com/news/singapore/coe-system-to-include/806728.html) [Archived](https://web.archive.org/web/20131119064854/http://www.channelnewsasia.com/news/singapore/coe-system-to-include/806728.html) 19 November 2013 at the [Wayback Machine](https://en.wikipedia.org/wiki/Wayback_Machine "Wayback Machine")
15. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-15)**
["Taxis out of COE bidding process from August"](https://web.archive.org/web/20120829121430/http://www.channelnewsasia.com/stories/singaporelocalnews/view/1216123/1/.html). *Channel News Asia*. 27 July 2012. Archived from [the original](http://www.channelnewsasia.com/stories/singaporelocalnews/view/1216123/1/.html) on 29 August 2012. Retrieved 27 February 2013.
16. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-16)**
["Zero growth rate for cars and motorcycles extended for 3 years until Jan 31, 2025"](https://www.todayonline.com/singapore/zero-growth-rate-cars-and-motorcycles-extended-3-years-until-jan-31-2025). *TODAY*. Retrieved 25 October 2023.
17. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-17)**
["Zero car and motorcycle growth from February 2018"](https://www.todayonline.com/singapore/zero-car-and-motorcycle-growth-february-next-year). *TODAY*. Retrieved 25 October 2023.
18. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-18)**
["Cat A COE premium hits new record of \$128,105; Cat B price climbs to \$141,000"](https://www.straitstimes.com/singapore/transport/cat-a-coe-premium-hits-new-record-of-128105-cat-b-price-climbs-to-141000). *The Straits Times*. 8 October 2025. Retrieved 9 October 2025.
19. ^ [***a***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:1_19-0) [***b***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:1_19-1)
["COE premiums for large car and Open categories hit record highs for 6th straight exercise"](https://www.todayonline.com/singapore/coe-premiums-large-car-and-open-categories-hit-record-highs-6th-straight-exercise-2284891). *TODAY*. Retrieved 18 October 2023.
20. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-20)**
Lee, Nian Tjoe (8 March 2023). ["COE for commercial vehicles hits new high again; premiums also up for cars and motorbikes"](https://www.straitstimes.com/singapore/transport/coe-premium-for-commercial-vehicles-hit-new-high-for-third-time-in-2023). *The Straits Times*. [ISSN](https://en.wikipedia.org/wiki/ISSN_\(identifier\) "ISSN (identifier)") [0585-3923](https://search.worldcat.org/issn/0585-3923). Retrieved 1 July 2023.
21. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:0_21-0)**
cue (29 December 2022). ["COE premiums at all-time highs in 2022; buyers could get slight reprieve in latter half of 2023 \| The Straits Times"](https://www.straitstimes.com/singapore/transport/coe-premiums-at-all-time-highs-in-2022-buyers-could-get-slight-reprieve-in-later-half-of-2023). *www.straitstimes.com*. Retrieved 30 December 2022.
22. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-22)**
["The Big Read: As premiums keep going through the roof, is it time to review the 33-year-old COE system?"](https://www.todayonline.com/big-read/big-read-coe-system-prices-revamp-cars-2161101). *TODAY*. Retrieved 12 June 2023.
23. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-23)**
["Commentary: Instead of making it expensive to own a car, why not make it expensive to use instead"](https://www.channelnewsasia.com/commentary/high-coe-prices-vehicles-cars-tax-usage-distance-3483516). *CNA*. Retrieved 12 June 2023.
24. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-24)**
Tan, Christopher (9 June 2023). ["Motor Mouth: Fixing COE anomalies requires more than tweaking supply"](https://www.straitstimes.com/life/motoring/motor-mouth-fixing-coe-anomalies-requires-more-than-tweaking-supply). *The Straits Times*. [ISSN](https://en.wikipedia.org/wiki/ISSN_\(identifier\) "ISSN (identifier)") [0585-3923](https://search.worldcat.org/issn/0585-3923). Retrieved 12 June 2023.
## External links
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Certificate of Entitlement
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| Readable Markdown | From Wikipedia, the free encyclopedia
In [Singapore](https://en.wikipedia.org/wiki/Singapore "Singapore"), the **Certificate of Entitlement** (**COE**) are classes of categories as part of a quota license for owning a vehicle.[\[1\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-1) The licence is obtained from a successful winning bid in an [open bid uniform price auction](https://en.wikipedia.org/wiki/Uniform_price_auction "Uniform price auction") which grants the legal right of the holder to register, own and use a vehicle in Singapore for an initial period of 10 years. When demand is high, the cost of a COE can exceed the value of the car itself.[\[2\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-2) The COE system was implemented in 1990 to regulate the number of vehicles on the road and control traffic congestion, especially in a land-constrained country such as Singapore.
On 1 May 1990, the previous transportation unit of [Singapore's Public Works Department](https://en.wikipedia.org/wiki/Public_Works_Department_of_Singapore "Public Works Department of Singapore") (PWD) instituted a quota limit to vehicles called the COE, as rising affluence in the country catapulted land transport network usage and previous measure to curb vehicle ownership by simply increasing road taxes was ineffective in controlling vehicle population growth.[\[3\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-3)
The premise was that the country had limited land resources, ie. limited supply of roads and car parks / parking lots, (with scarce land being managed to have a greater emphasis on providing an adequate supply of homes), along with demand for vehicle ownership spiralling out of control, would result in traffic conditions exceeding the criterion of a healthy road network that is sustainable by developments in land transport infrastructure resulting in gridlock.
Along with a [congestion tax](https://en.wikipedia.org/wiki/Congestion_tax "Congestion tax") called the [Electronic Road Pricing](https://en.wikipedia.org/wiki/Electronic_Road_Pricing "Electronic Road Pricing") (ERP), the COE system is one of many key pillars in Singapore's traffic management strategies that aims to provide a sustainable urban quality of life.[\[4\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:3-4)[\[5\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-5) In place of the COE and the ERP, the government has encouraged its citizens and tourists alike to take advantage of the extensive public transportation network to get around the country instead, such as the [Mass Rapid Transit](https://en.wikipedia.org/wiki/Mass_Rapid_Transit_\(Singapore\) "Mass Rapid Transit (Singapore)") (MRT), [Light Rail Transit](https://en.wikipedia.org/wiki/Light_Rail_Transit_\(Singapore\) "Light Rail Transit (Singapore)") (LRT) or [public buses](https://en.wikipedia.org/wiki/Public_buses_of_Singapore "Public buses of Singapore"), and to embrace a "car-lite society".[\[6\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-6)
Before buying a new vehicle, potential vehicle owners in Singapore are required by the [Land Transport Authority](https://en.wikipedia.org/wiki/Land_Transport_Authority "Land Transport Authority") (LTA) to first place a monetary bid for a Certificate of Entitlement (COE). The number of available COEs is governed by a quota system called the Vehicle Quota System (VQS) and is announced by LTA in April of each year with a review in October for possible adjustments for the period of one year starting from May. Approximately one-twelfth of the yearly quota is auctioned off each month in a sealed-bid, uniform price auction system and successful bidders pay the lowest winning bid.
### Vehicle Quota System (VQS)
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=3 "Edit section: Vehicle Quota System (VQS)")\]
The number of COEs available to the public is regulated by the Vehicle Quota System (VQS) that is calculated every 6 months based on the following conditions:[\[7\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-7)
1. Actual number of vehicles taken off the roads (i.e. number of vehicles de-registered)
2. Allowable growth in vehicle population
3. Adjustments arising from temporary COEs that have expired or were cancelled.
Since the change in the total motor vehicle population is given by the number of registrations minus the number of de-registrations and any unallocated quota in a given year may be carried over to the following year, the quota formula is as follows:[\[8\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:2-8)

In the formula above, the subscript  denotes calendar year and the subscript  denotes quota year (May to April). Initially, projected de-registrations for (calendar) year  were simply taken to be equal to actual de-registrations in  but from quota year 1999–2000 onwards, a projected number of de-registrations has been used.
Each year, the quota is set to allow for a targeted  percent growth in the total motor vehicle population, plus additional quota licenses to cover the number of motor vehicles that will be deregistered during the (calendar) year, plus any unallocated quota licenses from the previous quota year.
The holder of a COE is allowed to own a vehicle for an initial period of 10 years, after which they must scrap or export their vehicle or renew the COE at the prevailing rate if they wish to continue using their vehicle for an intended remaining lifespan.[\[9\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-9)
At the end of the 10-year COE period, vehicle owners may choose to deregister their vehicle or to revalidate their COEs for another 5-year or 10-year period by paying the Prevailing Quota Premium, which is the three-month moving average of the Quota Premium for the respective vehicle category. You do not need to bid for a new COE to renew the existing COE of your vehicle. 5-year COEs cannot be further renewed.[\[10\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-10)
COE biddings starts on the first and third Monday of the month and typically lasts for three days to the following Wednesday. Bidding duration will be pushed further in some circumstances, including public holidays. Bidding results can be obtained through the local media on the same day or on a website.[\[11\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-11)
All COE bids made in the two car categories (Cat A and B COEs) and the motorcycle category (Cat D COEs) must be made in the name of the buyer. Once COE is obtained, the vehicle has to be registered in the name of the bidder, i.e. Cat A, B and D COEs are non-transferable. To provide flexibility, successful COE bids in the Cat C (Goods vehicles and Buses) and Cat E (Open Category) in the name of the individuals are transferable. However these can only be transferred once within the first 3 months, while successful bids by companies are not transferable at all.
An additional restriction on car ownership is the requirement that motor vehicles more than ten years old, known as "time expired" vehicles, must either renew the COE for another 5 or 10 years or de-register the vehicle for scrapping or exporting from Singapore, usually to neighbouring countries in [ASEAN](https://en.wikipedia.org/wiki/ASEAN "ASEAN"). COEs renewed for 10 years are renewable indefinitely, but for vehicles which have a renewed COE of only 5 years, the owner of the vehicle has to scrap the vehicle at the end of the period with no option to renew the COE, totaling a car ownership of 15 years.
Some of these vehicles, especially luxury ones, have been exported further to other [right hand drive](https://en.wikipedia.org/wiki/Right_hand_drive "Right hand drive") countries such as [Australia](https://en.wikipedia.org/wiki/Australia "Australia") and [New Zealand](https://en.wikipedia.org/wiki/New_Zealand "New Zealand"), which has traditionally imported such vehicles from Japan. The result of the peculiarities of the Singapore car market has resulted in Singapore being the second largest exporter of used cars in the world after Japan. Cars are exported to many countries, including beyond Asia such as [Kenya](https://en.wikipedia.org/wiki/Kenya "Kenya") and [South Africa](https://en.wikipedia.org/wiki/South_Africa "South Africa") in Africa as well as [Jamaica](https://en.wikipedia.org/wiki/Jamaica "Jamaica") and [Trinidad and Tobago](https://en.wikipedia.org/wiki/Trinidad_and_Tobago "Trinidad and Tobago") in the Caribbean. As these cars are often only about ten years old, they are often in high demand as they remain in relatively good condition.[\[12\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-12)[\[13\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-13)
Owners of such vehicles are given financial incentives to do this, which include a **Preferential Additional Registration Fee (PARF).** This program was implemented to reduce [traffic congestion](https://en.wikipedia.org/wiki/Traffic_congestion "Traffic congestion") and it complements other measures to curb road usage such as the [Electronic Road Pricing](https://en.wikipedia.org/wiki/Electronic_Road_Pricing "Electronic Road Pricing") (ERP) program.
### COE Category Refinement in 2013
\[[edit](https://en.wikipedia.org/w/index.php?title=Certificate_of_Entitlement&action=edit§ion=7 "Edit section: COE Category Refinement in 2013")\]
In September 2013, The COE system has been refined to include a new criterion for Category A cars. Under the change, the engine power of Cat A cars should not exceed 97 kilowatts (kW). This is equivalent to about 130 brake horsepower. This is in addition to the previous criterion of engine capacity of Cat A cars not exceeding 1600 cubic centimetres. However, cars with engine power output exceeding 97 kW (130 hp) will be classified under Category B in COE bidding exercises starting February 2014 despite having engine capacity below 1600 cubic centimetres. The review of the COE categories' criteria was because LTA wanted to differentiate and regulate the buying of mass market and premium cars under Cat A in a bid to control COE prices that hovered closer and closer to S\$100,000.[\[14\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-14)
Initially, COEs were divided into eight categories but after many revisions, the system has been simplified to five categories. Categories A, B & D are non-transferable. Taxis used to be classed under category A but issuance of COEs became unrestricted from August 2012 onwards.[\[15\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-15)
| Category | Vehicle Class |
|---|---|
| Cat 1 | Cars 1000cc & below |
| Cat 2 | Cars 1001-1600cc & Taxis |
| Cat 3 | Cars 1601-2000cc |
| Cat 4 | Cars above 2000cc |
| Cat 5 | Goods Vehicles & Buses |
| Cat 6 | Motorcycles |
| Cat 7 | "Open" (for any kind of vehicle) |
| Category | Vehicle Class | |
|---|---|---|
| Before May 2022 | From May 2022 | |
| Cat A | Cars 1600cc & below, and the engine power output should not exceed 97 kW (130 bhp) | Non-fully electric cars 1,600cc & below, and maximum power output up to 97 kW (130 bhp); and fully electric cars with maximum power output up to 110 kW (147 bhp) |
| Cat B | Cars above 1600cc, or the engine power output exceeds 97 kW (130 bhp) | Non-fully electric cars above 1,600cc, or maximum power output exceeds 97 kW (130 bhp); and fully electric cars with maximum power output above 110 kW (147 bhp) |
| Cat C | Goods Vehicles & Buses (including public transport buses) | |
| Cat D | Motorcycles | |
| Cat E | "Open" (for any kind of vehicle, in 2017 motorcycles are no longer included in Cat E COE) | |
| Period | [%](https://en.wikipedia.org/wiki/Percentage "Percentage") | Remark |
|---|---|---|
| May 1990 to May 2009 | 3\.0 | 3\.0% + deregistrations as per last annum |
| Jun 2009 to Jun 2010 | 1\.5 | Reduced to 1.5% + deregistrations as per last annum, partly due to low price COE |
| Jul 2010 to Jul 2012 | 1\.5% as per last annum + recent half-yearly deregistrations, rate are extended to July | |
| Aug 2012 to Jan 2013 | 1\.0 | Taxi are moved to Cat E |
| Feb 2013 to Jan 2014 | 0\.5 | Reduced to 0.5% and expected to last till Jan 2015 |
| Feb 2014 to Jan 2015 | Change to recent quarterly deregistrations | |
| Feb 2015 to Jan 2018 | 0\.25 | Reduced to 0.25% |
| Since Feb 2018 | 0\.0 | COE growth rate frozen for personal cars and motorbikes only.[\[16\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-16)[\[17\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-17) |
| Previous Category | Highest | Lowest1 | Current Category | Highest | Lowest | Remarks | | | | |
|---|---|---|---|---|---|---|---|---|---|---|
| May 1990 – Apr 1999 | SGD | Period | SGD | Period | From May 1999 – present | SGD | Period | SGD | Period | |
| Cat 1 (1000 cc & below) | 41,008 | Jul 1997 | 210 | Feb 1991 | Cat A3 | 128,105 | Oct 2025[\[18\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-18) | 2 | Nov 2008a | a. Major historical plunge partly due to the [Great Recession](https://en.wikipedia.org/wiki/Great_Recession "Great Recession") and over-projections of vehicle de-registrations in 2008/09 b. Major historical plunge partly due to [1997 Asian financial crisis](https://en.wikipedia.org/wiki/1997_Asian_financial_crisis "1997 Asian financial crisis") |
| Cat 2 (1001 – 1600 cc) & taxi | 62,208 | Jul 1997 | 909 | Mar 1991 | | | | | | |
| Cat 3 (1601 – 2000 cc) | 83,500 | Dec 1994 | 50 | Jan 1998b | Cat B | 150,001 | Oct 2023[\[19\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:1-19) | 200 | Jan 2009a | |
| Cat 4 (2001 cc & above) | 110,500 | Dec 1994 | 800 | Apr 1991 | | | | | | |
| Cat 5 (Goods Vehicle & Bus) | 39,000 | Dec 1994 | 1 | Apr 1991 | Cat C | 91,101 | Mar 2023[\[20\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-20) | 1 | Dec 2006– Mar 2007c | c. Partly due to strict emission standards from Oct 2006 |
| Cat 6 (Motorcycle) | 3,506 | Aug 1997 | 1 | Jan 1994, Feb 1994d | Cat D | 13,189 | Nov 2022[\[21\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:0-21) | 1 | Nov 2002– Mar 2003d | d. Mainly due to higher quota and lower than minimum bidders |
| Cat 7 (Open) | 95,986 | Dec 1994 | 998 | Mar 1991 | Cat E | 158,004 | Oct 2023[\[19\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:1-19) | 3,200 | Jan 2009 | – |
| Cat 8 (Weekend Car)2 | 45,300 | Sep 1994 | 1,110 | Oct 1991 | OPC | | COE rebate up to \$17,000 | | | |
| 1\. Excluded initial quote for first 3 months (May~Jul'90). Previous lowest record due to higher quota for year 1991 2\. It was stopped on Sep 1994, the scheme was replaced by the Off-Peak Car rebate 3\. Taxi are moved to Cat E from Aug 2012 | | | | | | | | | | |
In 1994, academics Winston Koh and David Lee of the [National University of Singapore](https://en.wikipedia.org/wiki/National_University_of_Singapore "National University of Singapore") proposed to reform the bidding process. Instead of bidding in dollars, applicants for COEs would bid in percentage of the price of the vehicle.[\[4\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:3-4) In 2003, economist Tan Ling Hui of the [International Monetary Fund](https://en.wikipedia.org/wiki/International_Monetary_Fund "International Monetary Fund") reiterated the idea.[\[8\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-:2-8) In 2023, with COE prices surging, the idea of percentage bidding resurfaced in the general media. Proponents of percentage bidding argued that it was more equitable than bidding in dollars.[\[22\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-22)[\[23\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-23)[\[24\]](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_note-24)
1. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-1)**
Tan, Ling Hui (2003). ["Rationing Rules and Outcomes: The Experience of Singapore's Vehicle Quota System"](https://www.jstor.org/stable/4149940). *IMF Staff Papers*. **50** (3): 436–457\. [doi](https://en.wikipedia.org/wiki/Doi_\(identifier\) "Doi (identifier)"):[10\.2307/4149940](https://doi.org/10.2307%2F4149940). [ISSN](https://en.wikipedia.org/wiki/ISSN_\(identifier\) "ISSN (identifier)") [1020-7635](https://search.worldcat.org/issn/1020-7635). [JSTOR](https://en.wikipedia.org/wiki/JSTOR_\(identifier\) "JSTOR (identifier)") [4149940](https://www.jstor.org/stable/4149940). Retrieved 18 August 2024.
2. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-2)**
Grant, Jeremy (4 March 2014). ["Singapore overtakes Tokyo as world's most expensive city"](https://www.ft.com/content/336b90cc-a39e-11e3-aa85-00144feab7de). FT.com. Retrieved 7 July 2014.
3. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-3)**
Singapore, National Library Board. ["Certificate of Entitlement - Infopedia"](http://eresources.nlb.gov.sg/infopedia/articles/SIP_1005_2006-04-07.html). *eresources.nlb.gov.sg*.
4. ^ [***a***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:3_4-0) [***b***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:3_4-1)
Koh, Winston T.H.; Lee, David K.C. (1994). "The Vehicle Quota System in Singapore: An Assessment". *Transportation Research A*. **28A** (1): 31–47\.
5. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-5)**
Auto, Hermes (23 March 2022). ["Singapore core inflation eases in February but jump in car prices drive up overall inflation \| The Straits Times"](https://www.straitstimes.com/business/economy/singapore-core-inflation-eases-in-february-but-jump-in-car-prices-drive-up-overall-inflation). *www.straitstimes.com*. Retrieved 1 June 2022.
6. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-6)**
Menon, A P Gobinath (18 November 2017). ["Getting Singaporeans to embrace a car-lite society"](https://www.todayonline.com/singapore/getting-singaporeans-embrace-car-lite-society). *TODAY*. Retrieved 6 October 2023.
7. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-7)**
["Overview of a Vehicle Quota System"](http://www.lta.gov.sg/content/ltaweb/en/roads-and-motoring/owning-a-vehicle/vehicle-quota-system/overview-of-vehicle-quota-system.html). Land Transport Authority of Singapore. Retrieved 24 January 2013.
8. ^ [***a***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:2_8-0) [***b***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:2_8-1)
Tan, Ling Hui (2003). "Rationing Rules and Outcomes: The Experience of Singapore's Vehicle Quota System". *IMF Staff Papers*. **50** (3): 437–457\. [doi](https://en.wikipedia.org/wiki/Doi_\(identifier\) "Doi (identifier)"):[10\.2307/4149940](https://doi.org/10.2307%2F4149940). [JSTOR](https://en.wikipedia.org/wiki/JSTOR_\(identifier\) "JSTOR (identifier)") [4149940](https://www.jstor.org/stable/4149940).
9. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-9)**
["Certificate of Entitlement"](https://onemotoring.lta.gov.sg/content/onemotoring/home/buying/upfront-vehicle-costs/certificate-of-entitlement--coe-.html). *OneMotoring*. 28 May 2025. Retrieved 28 May 2025.
10. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-10)**
["Road Traffic (Motor Vehicles, Quota System) Rules"](https://sso.agc.gov.sg/SL-Rev/RTA1961-R31/Published/19990930?DocDate=19960515&ProvIds=P1V-#pr24-). *Attorney-General's Chambers Singapore*. Part V 24.2. 15 May 1996.
11. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-11)** [http://www.onemotoring.com.sg](http://www.onemotoring.com.sg/) [Archived](https://web.archive.org/web/20090106121432/http://www.onemotoring.com.sg/) 6 January 2009 at the [Wayback Machine](https://en.wikipedia.org/wiki/Wayback_Machine "Wayback Machine")
12. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-12)**
Farah Abdul Rahim (23 October 2005). ["100,000 used Singapore cars expected to be exported this year"](https://web.archive.org/web/20070629134216/http://www.channelnewsasia.com/stories/singaporelocalnews/view/174881/1/.html). Channel NewsAsia. Archived from [the original](http://www.channelnewsasia.com/stories/singaporelocalnews/view/174881/1/.html) on 29 June 2007. Retrieved 18 April 2007.
13. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-13)**
Chakraborty, Drima (30 July 2022). ["Where do our old cars go? Surprisingly to Jamaica and Kenya, found one Reddit user"](https://www.asiaone.com/singapore/where-do-our-old-cars-go-surprisingly-jamaica-and-kenya-found-one-reddit-user). *AsiaOne*. Retrieved 18 August 2024.
14. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-14)** [COE System to Include Engine Power for Cat A Cars](http://www.channelnewsasia.com/news/singapore/coe-system-to-include/806728.html) [Archived](https://web.archive.org/web/20131119064854/http://www.channelnewsasia.com/news/singapore/coe-system-to-include/806728.html) 19 November 2013 at the [Wayback Machine](https://en.wikipedia.org/wiki/Wayback_Machine "Wayback Machine")
15. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-15)**
["Taxis out of COE bidding process from August"](https://web.archive.org/web/20120829121430/http://www.channelnewsasia.com/stories/singaporelocalnews/view/1216123/1/.html). *Channel News Asia*. 27 July 2012. Archived from [the original](http://www.channelnewsasia.com/stories/singaporelocalnews/view/1216123/1/.html) on 29 August 2012. Retrieved 27 February 2013.
16. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-16)**
["Zero growth rate for cars and motorcycles extended for 3 years until Jan 31, 2025"](https://www.todayonline.com/singapore/zero-growth-rate-cars-and-motorcycles-extended-3-years-until-jan-31-2025). *TODAY*. Retrieved 25 October 2023.
17. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-17)**
["Zero car and motorcycle growth from February 2018"](https://www.todayonline.com/singapore/zero-car-and-motorcycle-growth-february-next-year). *TODAY*. Retrieved 25 October 2023.
18. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-18)**
["Cat A COE premium hits new record of \$128,105; Cat B price climbs to \$141,000"](https://www.straitstimes.com/singapore/transport/cat-a-coe-premium-hits-new-record-of-128105-cat-b-price-climbs-to-141000). *The Straits Times*. 8 October 2025. Retrieved 9 October 2025.
19. ^ [***a***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:1_19-0) [***b***](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:1_19-1)
["COE premiums for large car and Open categories hit record highs for 6th straight exercise"](https://www.todayonline.com/singapore/coe-premiums-large-car-and-open-categories-hit-record-highs-6th-straight-exercise-2284891). *TODAY*. Retrieved 18 October 2023.
20. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-20)**
Lee, Nian Tjoe (8 March 2023). ["COE for commercial vehicles hits new high again; premiums also up for cars and motorbikes"](https://www.straitstimes.com/singapore/transport/coe-premium-for-commercial-vehicles-hit-new-high-for-third-time-in-2023). *The Straits Times*. [ISSN](https://en.wikipedia.org/wiki/ISSN_\(identifier\) "ISSN (identifier)") [0585-3923](https://search.worldcat.org/issn/0585-3923). Retrieved 1 July 2023.
21. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-:0_21-0)**
cue (29 December 2022). ["COE premiums at all-time highs in 2022; buyers could get slight reprieve in latter half of 2023 \| The Straits Times"](https://www.straitstimes.com/singapore/transport/coe-premiums-at-all-time-highs-in-2022-buyers-could-get-slight-reprieve-in-later-half-of-2023). *www.straitstimes.com*. Retrieved 30 December 2022.
22. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-22)**
["The Big Read: As premiums keep going through the roof, is it time to review the 33-year-old COE system?"](https://www.todayonline.com/big-read/big-read-coe-system-prices-revamp-cars-2161101). *TODAY*. Retrieved 12 June 2023.
23. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-23)**
["Commentary: Instead of making it expensive to own a car, why not make it expensive to use instead"](https://www.channelnewsasia.com/commentary/high-coe-prices-vehicles-cars-tax-usage-distance-3483516). *CNA*. Retrieved 12 June 2023.
24. **[^](https://en.wikipedia.org/wiki/Certificate_of_Entitlement#cite_ref-24)**
Tan, Christopher (9 June 2023). ["Motor Mouth: Fixing COE anomalies requires more than tweaking supply"](https://www.straitstimes.com/life/motoring/motor-mouth-fixing-coe-anomalies-requires-more-than-tweaking-supply). *The Straits Times*. [ISSN](https://en.wikipedia.org/wiki/ISSN_\(identifier\) "ISSN (identifier)") [0585-3923](https://search.worldcat.org/issn/0585-3923). Retrieved 12 June 2023.
- [Land Transport Authority](http://www.lta.gov.sg/) |
| Shard | 152 (laksa) |
| Root Hash | 17790707453426894952 |
| Unparsed URL | org,wikipedia!en,/wiki/Certificate_of_Entitlement s443 |