UK car guide

How to check a used car’s MOT history

By Mekivo · Updated

An MOT history is most useful when you read it as a sequence of events. A recent pass is one piece of information; earlier failures, recorded distances and the seller’s repair paperwork help you decide what to ask next. This guide explains how to make those comparisons without treating a test result as a guarantee about the whole car.

Keep a short note for each car you shortlist: registration, latest test date, expiry date, unresolved questions and supporting receipts you want to see. The practical examples below are suggestions for organising your checks. The linked government pages explain the official services and test rules.

Check MOT history for free

Use the registration number to open the official record, then check test results, mileage and advisories.

Open GOV.UK MOT historyCheck current tax and MOT status

Start with the registration number

Open the GOV.UK MOT history service yourself and enter the number plate. It shows test outcomes, recorded mileage and the next due date. For cars, motorcycles and vans, the available history covers tests in Great Britain from 2005 and Northern Ireland from 2017. These starting dates matter when assessing an older car: an empty earlier period is not automatically evidence of missing tests.

For tests in England, Scotland and Wales, the service also provides certificates and defect information. Viewing the test location requires the 11-digit V5C reference. Northern Ireland certificates cannot be downloaded through this service. As a practical first check, compare the returned vehicle with the advert before reading further; if you have typed a character incorrectly, correct that before questioning the seller.

GOV.UK sources: GOV.UK: Check the MOT history of a vehicle

Read the defects as well as the pass or fail

A major or dangerous defect produces a failure. Minor problems and advisory observations can appear alongside a pass, so the green result alone does not tell you everything. Read the full entry and note which component and location are mentioned. A note about one tyre is a different question from several entries involving steering or braking.

Our suggested approach is to put each point into one of three working groups: evidence of a completed repair, something a garage should inspect, or information still missing. Do not assign repair prices from the wording alone. Ask the seller what was done, on what date, and whether a receipt identifies the work. This turns an alarming list into specific questions without pretending that an online history diagnoses the car.

GOV.UK sources: GOV.UK: MOT test result

Follow the mileage in date order

Write down the distance shown at consecutive tests and compare the latest entry with the dashboard at the viewing. As a checking method, note any decrease, unexpectedly large change or apparent change of units. Ask for an explanation and dated evidence. An odd entry is a reason to investigate, rather than proof by itself that someone has altered the mileage.

DVSA provides a correction process for genuine mistakes. Within 28 days, the testing centre can check the vehicle again and update an incorrect mileage entry. Older mistakes need supporting evidence through the official process; the evidence must establish the correct mileage and be dated within one day of the test. If a seller says an entry is wrong, ask them to resolve it through that process instead of asking you to ignore it.

GOV.UK sources: GOV.UK: Fix mistakes on your MOT record

Use the history alongside maintenance evidence

The MOT does not assess the car’s general mechanical condition in the way a service or buying inspection might. DVSA specifically excludes the condition of the engine, clutch and gearbox from the test. A pass therefore cannot answer every question about an expensive mechanical problem, or show that scheduled maintenance has been completed.

For your viewing, create a separate maintenance list: service records offered, work the seller says has been completed, and anything a mechanic needs to explain. Keep that list separate from the MOT observations so that one does not stand in for the other. If a receipt is offered as evidence, read its description and vehicle details rather than counting the number of pages in the folder. Ask what the paperwork actually establishes.

GOV.UK sources: GOV.UK: Car parts checked at an MOT

Check gaps, expiry dates and any claimed exemption

For most cars in Great Britain, the first MOT is due by the third anniversary of registration, followed by annual tests. Northern Ireland has different rules and processes. Check the actual expiry date rather than estimating it from the month of the last test. A test taken early can change the renewal date, depending on when it was taken.

For a classic car, ask why the seller says no MOT is needed. Current Great Britain guidance allows an age-based exemption where the vehicle was built or first registered more than 40 years ago and has not been substantially changed within the previous 30 years. Read the full criteria for the individual vehicle. Our recommendation is to ask for the history behind any gap; do not fill it with assumptions about storage, restoration or exemption.

GOV.UK sources: GOV.UK: When to get an MOT; GOV.UK: Historic vehicle MOT exemption criteria

Turn repeated observations into viewing questions

Suppose successive tests mention the same area of corrosion. A useful question is whether it has been inspected or repaired, and what evidence is available. If several tyre observations appear across different years, ask about the current tyres and any related work. These are prompts for a competent inspection, not conclusions about the cause or likely cost.

GOV.UK makes clear that a car can be unsafe despite holding a current MOT. At the viewing, treat present condition as a separate check: lights, visibility, brakes and tyres still matter. If you cannot assess an issue, arrange an independent inspection before committing. A seller’s willingness to discuss the history is useful context, but a reassuring conversation is not a substitute for evidence about the vehicle in front of you.

GOV.UK sources: GOV.UK: Check your vehicle is safe to drive

Check recalls and decide what remains unanswered

Use the official recall route as a separate step. A registration search can show outstanding safety recalls, while a model search uses the manufacturer, model and year. If an entry appears, ask the manufacturer or its representative to explain the required action and whether it has been completed for this car.

Before deciding, review your note rather than simply asking whether the car has passed. Can you explain the mileage sequence? Have important repair claims been supported? Is any present safety concern unresolved? Our suggested decision rule is to pause whenever an unanswered point could materially change your willingness to buy. Keep the history you checked with the date of your check, and revisit the live record if the seller promises a new test before collection.

GOV.UK sources: GOV.UK: Check vehicle, part and accessory recalls

Sources and review date

Government information checked on 28 September 2026. Mekivo's checklists explain how to use these sources; GOV.UK does not endorse Mekivo or verify marketplace listings. Follow the linked guidance for its scope and any later changes.

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