Martyn's Law • Terrorism Protection

Prepare. Protect. Respond.

Practical security support for organisations preparing for the Terrorism (Protection of Premises) Act 2025 — commonly known as Martyn's Law.

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Read the official Home Office statutory guidance →
What is Martyn's Law?

Prepare before the requirements come into force

The Terrorism (Protection of Premises) Act 2025 became law on 3 April 2025. The Government expects the substantive requirements to come into force in spring 2027 and is using the implementation period to publish guidance and prepare organisations.

Important: Supreme Protection Ltd is a private security provider. We are not the regulator and cannot guarantee legal compliance. Organisations remain responsible for their own legal duties. We provide practical security advice, planning and preparedness support.
Our support

Turn requirements into practical procedures

We help organisations review their security arrangements and develop practical plans staff can understand and use.

Security Risk Assessment

Review premises, people, access arrangements, vulnerabilities and existing protective measures.

Martyn's Law SOPs

Develop practical procedures for evacuation, invacuation, lockdown and emergency communication.

Staff Training

Awareness and scenario-based training to help staff understand their role during an incident.

Tabletop Exercises

Walk through realistic scenarios to test decisions, communications and responsibilities.

Event Security Planning

Support for qualifying events and wider event security arrangements.

Review & Improvement

Review existing plans and recommend practical improvements as guidance and circumstances develop.

Understanding the tiers

Which tier could apply?

For qualifying premises, the standard or enhanced tier is generally determined by the number of people reasonably expected to be present at the same time, subject to the Act's specific provisions.

Standard Tier

Generally where 200–799 people may reasonably be expected to be present at the same time.

Responsible persons must, so far as reasonably practicable, have appropriate public protection procedures to reduce the risk of physical harm from a terrorist attack.

The four procedures are:

  • Evacuation
  • Invacuation
  • Lockdown
  • Communication

Enhanced Tier

Generally where 800 or more people may reasonably be expected to be present at the same time, subject to the Act's specific rules.

Enhanced duty premises and qualifying events have additional requirements concerning public protection measures, including measures intended to reduce vulnerability to acts of terrorism.

Schools & education

Martyn's Law support for schools

Early years, primary, secondary and further education settings have special provisions. In-scope education premises remain in the standard tier even where 800 or more people may be present.

School Security Review

Review existing procedures, access control, visitor management and emergency arrangements.

Lockdown & Invacuation

Develop clear, staff-led procedures suitable for the school's environment.

Staff Exercises

Tabletop scenarios to test communication and decision-making.

Pubs, hospitality & venues

Security planning for busy public venues

We support pubs, licensed venues, hotels, events and other organisations with practical preparedness and wider security planning.

Venue Risk Assessment

Identify vulnerabilities around entrances, exits, public areas, staff areas and emergency arrangements.

Emergency Procedures

Build clear procedures around evacuation, invacuation, lockdown and communication.

Event Planning

Integrate Martyn's Law preparedness with crowd management, guest screening and event security.

Choose the right level of support

From a review to a complete security package

We can tailor the engagement to your organisation rather than assuming every client needs the same service.

Security Review

Initial discussion and review of existing arrangements, vulnerabilities and priorities.

Preparedness Package

Risk assessment, procedures, staff awareness and tabletop exercise planning.

Ongoing Security Support

Periodic review of procedures and wider protective security arrangements as your organisation changes.

Frequently asked questions

Martyn's Law FAQ

When does Martyn's Law come into force?

The Government currently expects the substantive requirements to come into force in spring 2027. The exact commencement date will be confirmed ahead of commencement.

Who regulates Martyn's Law?

The Security Industry Authority (SIA) is the regulator.

Do schools have to be in the enhanced tier if they have 800+ people?

Early years, primary, secondary and further education premises have a special provision and remain in the standard tier even if 800 or more people may be present, subject to the Act's specific rules.

Does Supreme Protection guarantee compliance?

No. We provide practical security advice and preparedness support. The responsible person retains responsibility for meeting their legal duties.

Do we have to buy new security equipment?

Requirements depend on the premises or event and the applicable tier. Our approach starts with understanding the site, existing arrangements and reasonably practicable measures rather than assuming a particular product or system is required.

Ready to prepare?

Arrange a confidential discussion about your premises, event or organisation.

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