How often should I check my car lights?

Test dipped and main beam, brake lights, indicators, rear lights, number-plate lamps and fog lights as applicable.

A bulb failure can make the vehicle less visible and can also result in enforcement or MOT issues.

Keep lenses clean because a working lamp can still be ineffective if dirt severely reduces output.

For 'How often should I check my car lights?', treat the issue as a current roadworthiness matter rather than something to leave until the next MOT. A valid MOT does not protect you if the vehicle develops a defect afterwards.

Check the current source for 'How often should I check my car lights?' before acting if the relevant rule, policy, fee or eligibility has recently changed. Keep any official confirmation or reference number produced by the process because it can help resolve a later query. This note is specific to answer 471.