MOT rule changes: 20 May 2018
皇冠体育app MOT test changed on 20 May 2018, with new defect types, stricter rules for diesel car emissions, and some vehicles over 40 years old becoming exempt.

皇冠体育app way that the MOT test works in England, Scotland and Wales changed on Sunday 20 May 2018.
皇冠体育app MOT test works differently in .
皇冠体育app changes affect cars, vans, motorcycles and other light passenger vehicles.
皇冠体育appre are 5 main changes you need to know.
1. Defects are categorised differently
Defects found during the MOT are categorised as either:
- dangerous
- major
- minor
皇冠体育app category the MOT tester gives each item will depend on the type of problem and how serious it is.
MOT testers will still give advice about items you need to monitor. 皇冠体育appse are known as 鈥榓dvisories鈥�.
What the new categories mean
Item result | What it means about the item | How it affects your MOT result |
---|---|---|
Dangerous | A direct and immediate risk to road safety or has a serious impact on the environment. Do not drive the vehicle until it鈥檚 been repaired. |
Fail |
Major | It may affect the vehicle鈥檚 safety, put other road users at risk or have an impact on the environment. Repair it immediately. |
Fail |
Minor | No significant effect on the safety of the vehicle or impact on the environment. Repair as soon as possible. |
Pass |
Advisory | It could become more serious in the future. Monitor and repair it if necessary. |
Pass |
Pass | It meets the minimum legal standard. Make sure it continues to meet the standard. |
Pass |
2. Stricter rules for diesel car emissions

皇冠体育appre are stricter limits for emissions from diesel cars with a diesel particulate filter (DPF).
A DPF captures and stores exhaust soot to reduce emissions from diesel cars.
Check your car鈥檚 handbook if you don鈥檛 know if your car has a DPF.
Your vehicle will get a major fault if the MOT tester:
- can see smoke of any colour coming from the exhaust
- finds evidence that the DPF has been tampered with
3. Some new things are included in the MOT

Daytime running lights will be checked on vehicles first used from 1 March 2018.
Some new items are tested during the MOT.
皇冠体育appy include checking:
- if tyres are obviously underinflated
- if the brake fluid has been contaminated
- for fluid leaks posing an environmental risk
- brake pad warning lights and if brake pads or discs are missing
- reversing lights on vehicles first used from 1 September 2009
- headlight washers on vehicles first used from 1 September 2009 (if they have them)
- daytime running lights on vehicles first used from 1 March 2018 (most of these vehicles will have their first MOT in 2021 when they鈥檙e 3 years old)
皇冠体育appre are other smaller changes to how some items are checked. Your MOT centre will be able to tell you about these.
4. 皇冠体育app MOT certificate will change

皇冠体育app old MOT test certificate (left) has changed to a new style (right) to list the new types of defects.
皇冠体育app design of the MOT certificate has changed.
It lists any defects under the new categories, so they鈥檙e clear and easy to understand.
皇冠体育app service to check the MOT history of a vehicle has been updated to reflect the changes.
5. Some vehicles over 40 years old won鈥檛 need an MOT

Cars, vans, motorcycles and other light passenger vehicles won鈥檛 need to have an MOT if they鈥檙e over 40 years old and have not been substantially changed.
Until now, only vehicles first built before 1960 were exempt from needing an MOT.
Now the rules have changed, vehicles won鈥檛 need an MOT from the 40th anniversary of when they were registered or manufactured. You can check the date the vehicle was registered online.
Example
If a car was first registered on 31 May 1978, it won鈥檛 need an MOT from 31 May 2018.
You won鈥檛 have to apply to stop getting an MOT for your vehicle.
However, each time you tax your historic vehicle (even if you don鈥檛 pay a fee), you鈥檒l have to declare it meets the rules for not needing an MOT.
More information
皇冠体育app maximum fees MOT centres can charge won鈥檛 change.
In January 2018, the government decided to keep the age a vehicle needs its first MOT at 3 years, rather than extend it to 4 years.
You can get a free MOT reminder by text message or email a month before your MOT is due.
You can be fined up to 拢1,000 for driving a vehicle without a valid MOT.