Emergency lighting

Emergency lighting testing requirements

Who is responsible, what the monthly and annual tests involve, and what records to keep.

Updated 08/10/2026 · 4 min read · POLARITY.Ai

Emergency lighting must come on automatically when the normal supply fails, so people can find their way out safely. Under the Regulatory Reform (Fire Safety) Order 2005, the responsible person for non-domestic premises, including the common parts of flats and HMOs, must make sure it is maintained. BS 5266-1 sets out how.

The testing regime

TestWhenWhat it proves
Function (“flick”) testMonthlyEvery luminaire and sign switches to battery and lights
Full duration testAnnuallyBatteries last the full rated duration, typically 3 hours
Periodic inspection certificateAnnually, and after alterationsThe system remains suitable for the premises

Who can do the tests?

Monthly function tests can be done by a trained member of staff using a test key. The annual duration test and certification should be carried out by a competent person, because batteries need time to recharge afterwards and the system’s coverage should be checked against the fire risk assessment.

Keeping records

Record every test, fault and repair in a log book. Fire authorities and insurers routinely ask for it. Our engineers keep a digital log in each property’s compliance passport.

Book emergency lighting testing, or read about fire alarm categories.

FAQ

Frequently asked questions

How often should emergency lighting be tested?

A short function test every month and a full rated-duration test, usually three hours, once a year.

Can I test emergency lighting myself?

Trained staff can do the monthly function test. The annual duration test and certificate should be done by a competent person.

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