Martyn's Law, without the 129 pages.
From village halls and churches to shops, pubs and visitor attractions, UK premises that can hold 200+ people are expected to be in scope, with enforcement expected Spring 2027. This hub explains all of it in plain English.
Which tier are you?
200–799 people
Notify the SIA and have appropriate public protection procedures — evacuation, invacuation, lockdown and communication — plus staff awareness. No physical security required. Standard tier explained →
800+ people
Everything in the standard tier, plus public protection measures to reduce vulnerability, and a documented assessment. Enhanced tier explained →
Everything you need to understand Martyn's Law
Plain-English explainers covering scope, the tiers, the four procedures, capacity, the responsible person, enforcement and more.
What is Martyn's Law?
Martyn's Law (the Terrorism (Protection of Premises) Act 2025) explained in plain English: what it is, who it applies to, the two tiers, the timeline, and what you need to do.
Guidance for your kind of premises
See how the 'from time to time' rule applies to your type of venue, then run the free check.