How to Check MOT History Online for Free

What Is MOT History?

MOT stands for Ministry of Transport, the government department that originally introduced the test back in 1960. Today, the MOT test is an annual safety and emissions inspection required by law for all vehicles over three years old in the United Kingdom. The test is designed to ensure that vehicles on UK roads meet minimum safety and environmental standards, covering everything from brakes and tyres to exhaust emissions and structural integrity.

MOT history is the complete record of every MOT test a vehicle has undergone. These records are maintained by the Driver and Vehicle Standards Agency (DVSA), the government body responsible for overseeing vehicle testing in England, Scotland, and Wales. Every test result, including the date, mileage, outcome, and any defects found, is stored digitally and made available to the public. This transparency allows anyone with a vehicle's registration number to review its full testing history, making it an invaluable tool for buyers, sellers, and vehicle owners alike.

How to Check MOT History Using CheckMyReg

Checking a vehicle's MOT history is straightforward and takes just a few seconds. Here is how to do it:

1. Visit the CheckMyReg homepage.
2. Enter the vehicle's registration number into the search field.
3. Click the search button to retrieve results instantly.

CheckMyReg pulls MOT history directly from official DVSA records, so you can be confident the data is accurate and up to date. The service is completely free, delivers results instantly, and requires no registration or account to use. You will see the full MOT history laid out clearly alongside other useful vehicle data such as tax status and technical specifications.

What Information Does MOT History Show?

When you check a vehicle's MOT history, you will find a detailed breakdown of every recorded test. The key data points include:

• Test date – the exact date the MOT test was carried out.
• Test result – whether the vehicle passed or failed the inspection.
• Mileage – the odometer reading recorded at the time of the test. This is one of the most useful data points for spotting mileage discrepancies.
• Expiry date – when the current MOT certificate expires, telling you how long the vehicle is legally covered.
• Defects found – any issues identified during the test, categorised as advisories, minor defects, major defects, or dangerous defects.
• Test number – a unique reference number for each test, which can be used to verify the result independently.

Each of these data points tells you something important about the vehicle's condition and history. Mileage records allow you to track usage over time, defect records highlight recurring problems, and pass/fail patterns reveal how well the vehicle has been maintained.

Understanding MOT Results: Pass, Fail & Defect Categories

Since May 2018, the MOT testing system has used a more detailed defect classification system. Defects identified during an MOT are now sorted into four categories based on their severity:

• Dangerous defects – a direct and immediate risk to road safety or the environment. The vehicle receives an immediate prohibition and must not be driven until repaired. Examples include a steering component about to detach or a brake disc that is severely cracked.
• Major defects – issues that present a significant risk or may affect the environment. A major defect results in an automatic fail. Examples include excessively worn tyres, a broken suspension spring, or an exhaust leak.
• Minor defects – problems that do not pose an immediate safety risk but should be repaired soon. A vehicle with only minor defects will still pass the MOT, but the defects are recorded on the certificate. A slightly damaged number plate or a minor oil leak would fall into this category.
• Advisory items – components that are not yet defective but may deteriorate over time. These are noted for the owner's awareness and do not affect the test result. A common example is brake discs that are worn but still within legal limits.

Before the 2018 changes, the old system used a simpler Pass, Fail, or Advisory structure without the Minor and Dangerous tiers. If you are reviewing MOT history that predates May 2018, you will see the older classification format.

How to Read Mileage Records in MOT History

One of the most valuable aspects of MOT history is the mileage recorded at each test. By comparing the odometer reading from one year to the next, you can build a clear picture of how the vehicle has been used and, crucially, whether the mileage figures are consistent and trustworthy.

The average car in the UK covers approximately 7,000 miles per year. While there is natural variation depending on how the vehicle is used, the mileage should generally increase at a steady rate from one MOT to the next. If you notice that the recorded mileage drops between tests, or jumps by an unusually large amount, this is a significant red flag that the odometer may have been tampered with.

Mileage clocking is illegal in the UK, but it remains a persistent problem in the used car market. For a deeper dive into how to spot and protect yourself from clocked vehicles, read our guide on verifying vehicle mileage and clocking.

Why MOT History Matters When Buying a Used Car

MOT history is one of the most effective due diligence tools available to used car buyers. It provides an unfiltered, official record of a vehicle's condition over time, often telling a story that the seller may not volunteer.

By reviewing MOT records, you can identify maintenance patterns and assess how conscientiously the previous owners cared for the vehicle. A car that consistently passes its MOT with minimal advisories suggests attentive ownership. Conversely, a vehicle with repeated advisory items that eventually become failures indicates neglect – the owner was warned about deteriorating components but chose not to address them.

MOT history also helps you anticipate upcoming repair costs. If the most recent test includes several advisories, those items are likely to need attention before the next MOT, and you can factor that into your offer price. Combined with other pre-purchase checks, MOT history gives you the evidence you need to make an informed decision. For a complete rundown of what to check before buying, see our used car buying checklist.