Securing Schools Together
Helping schools prepare, communicate and respond with confidence
Martyn’s Law, often discussed in the context of large venues, also applies to schools and other education settings based on the number of people on site.
Where 200 or more people are present, schools fall within scope of the legislation. For some schools this may be part of the normal school day, while for others the threshold may only be reached during activities such as plays, open evenings, sports fixtures, community lettings or other large gatherings.
Alongside this, schools have everyday safeguarding and emergency response responsibilities, where reliable communication supports the ability to evacuate, invacuate or move into lockdown quickly and safely.
Digitall Comms supports schools with two way radios, encrypted walkie talkies, radios with earpieces and body cameras, helping staff communicate instantly, discreetly and effectively during routine school life and higher-risk situations.
When Martyn’s Law Applies to Schools
Martyn’s Law introduces duties to help publicly accessible premises, including schools, prepare for and respond to potential threats.
For schools, the key consideration is whether 200 or more people are present on site at any one time. This may apply during the normal school day in larger schools or only during specific events such as open evenings, performances, sports fixtures or community lettings. Where this threshold is reached, the school falls within scope of the legislation.
All schools that meet the 200-person threshold remain within the standard tier of the duty. Schools, nurseries and colleges are not expected to move into the enhanced tier, even where overall site capacity exceeds 800. This reflects existing safeguarding and supervision frameworks already in place.
The focus for schools is therefore on planning, preparedness and communication, rather than intrusive physical security measures.
Smaller schools below the 200-person threshold are not legally in scope. However, the principles of Martyn’s Law reflect safeguarding best practice and can support all schools in strengthening evacuation, invacuation and lockdown arrangements.
Why Reliable Communication Is Essential in Schools
Securing Schools Together means staff can communicate clearly and confidently during both everyday activities and serious incidents.
Schools are fast‑moving environments where staff must respond quickly to both day‑to‑day incidents and serious emergencies. Communication failures can cause confusion, delay and increased risk.
Two way radios create a secure, instant communication network that supports safeguarding, supervision and coordinated incident response.
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1. Safeguarding & Incident Response
Two way radios allow staff to respond immediately to:
- Behavioural incidents
- Medical emergencies
- Missing or distressed pupils
- Trespassers or unauthorised visitors
- Urgent messages requiring SLT support
With radios, staff do not need to leave pupils unattended to seek help.

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2. Gate, Reception & Visitor Management
Modern schools manage controlled access points throughout the day.
Security radios with earpieces allow reception, administrative and gate staff to:
- Discreetly communicate during visitor sign-in
- Monitor multiple entrances
- Manage deliveries and contractors
- Report safeguarding or security concerns
- Coordinate with leadership during busy periods
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3. Playground, Breaktime & Lunchtime Supervision
Large outdoor spaces make it difficult for staff to reach support quickly.
Radios allow teams to:
- Request first-aid support immediately
- Report incidents between zones
- Manage behavioural concerns
- Contact reception or SLT without leaving pupils
- Share updates across multiple playgrounds or fields
This improves response times and supervision quality.

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4. Evacuation, Invacuation & Lockdown Procedures
Clear communication is essential during any emergency response. Schools must be able to evacuate pupils safely to assembly points, quickly bring pupils indoors from playgrounds or external areas when invacuation is required and move into lockdown immediately if an internal or external threat is identified.
Walkie talkies provide:
- Instant group instructions
- Reliable communication across buildings
- Secure messaging for SLT and safeguarding teams
- Assurance that staff receive the same information at the same time
Unlike mobile phones, radios work immediately, do not rely on external networks and allow coordinated communication with multiple staff simultaneously.

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5. Multi-Building, Large Campus & MAT Communication
Secondary schools, academies, SEND campuses and MATs often operate across:
- Split-level sites
- Multiple blocks
- Outdoor walkways
- Detached teaching buildings
Encrypted walkie talkies ensure secure coverage across the entire estate, supporting safeguarding, estates, pastoral and SLT teams.

Recommended Communication Equipment for Schools
Choosing the right communication tools helps schools manage day‑to‑day activity while strengthening safeguarding and emergency preparedness.
Two Way Radios for Schools
Two way radios are a practical and reliable communication tool for use across the school site. They are simple for staff to operate and support clear, instant communication between leadership, safeguarding and pastoral teams, first‑aiders, estates and caretaking staff, lunchtime supervisors, reception teams and SEND or SEN support staff.
For situations where discretion is important, such as open evenings, parents’ events, performances, sports fixtures or community lettings, radios can be used with earpieces to allow quiet communication around pupils and visitors. Where additional security is required, encrypted walkie talkies prevent unauthorised listening and support dedicated talk groups for SLT, safeguarding teams or on‑site security. This is particularly beneficial in larger schools, multi‑building sites or multi‑academy trusts.
Body Cameras (Optional, Sensitive Use)
In schools where behaviour incidents are more frequent, body camera hire can play a valuable supporting role. Used correctly, body cameras can help de-escalate situations, provide clear evidence when incidents occur, protect staff and support transparent reporting. They can also be a useful tool for training and reflective practice.
Digitall Comms supports schools in introducing body cameras sensitively, with clear policy guidance to ensure they are used appropriately and proportionately.
SMC Gateway
For schools that require a more joined‑up approach to safety and emergency response, the SMC Gateway connects radio systems with alarms, access control and panic buttons.
SMC Gateway enables:
- Alarm alerts to be sent instantly to staff radios when an alarm is activated
- Panic buttons to trigger immediate alerts, ensuring leadership and safeguarding teams are informed without delay
- Access control integration, allowing gates to be opened or closed directly from a walkie talkie during an incident
By linking radios with physical security systems, SMC Gateway helps schools react faster and maintain clear, controlled communication during evacuation, invacuation or lockdown situations.
Why Many Schools Choose Radio Hire
✔ Scalable for events and busy periods
Easily increase radios for open evenings, plays, sports days or community lettings.
✔ No capital expenditure
Ideal for budget-conscious schools and academies.
✔ Fully programmed, maintained and supported
Equipment arrives charged, configured and ready for immediate use.
✔ Try-before-you-buy
Test what works best for your staff before purchasing.
✔ Consistency across MATs
We can match radio fleets across multiple schools for unified communication.
How Digitall Comms Supports Schools
We work in partnership with a wide range of education settings, including primary and secondary schools, SEND schools, multi-academy trusts and further education colleges or alternative provision environments.
Our support goes beyond equipment alone. We help schools plan and strengthen safeguarding communications, implement clear evacuation, invacuation and lockdown processes and manage communication for larger on-site events. This also includes coverage assessments, radio upgrades, secure channel design and system integrations such as panic buttons, alarms and access control through the SMC Gateway.
A Simple Process to Get Started
1. Discuss your school’s needs
Share your site layout, safeguarding priorities and event schedule.
2. Receive expert recommendations
We’ll advise on radios, encrypted solutions, earpieces, body cameras and emergency response communication.
3. Deploy with confidence
Radios arrive programmed, charged and ready for staff training.
FAQs – Martyn’s Law & Communication in Schools
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Martyn’s Law refers to the proposed Terrorism (Protection of Premises) Bill, which aims to improve security preparedness at publicly accessible premises. Under current proposals, locations where 200 or more individuals may be present at the same time fall within scope. For schools, this may apply during the normal school day in larger schools, assemblies and productions, open evenings and community events, as well as sports days or other large gatherings.
Even where a school operates below the 200-person threshold, the principles behind Martyn’s Law support good safeguarding practice, risk assessment and effective emergency planning. Schools should review capacity levels and event usage when assessing applicability.
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Yes. Two-way radios provide instant, push-to-talk group communication during critical incidents. Radios support evacuation by helping people leave the building safely, invacuation by bringing pupils inside quickly, lockdown by restricting movement during a threat and overall critical incident coordination.
They allow senior leadership teams, safeguarding leads, first-aiders and site staff to issue real-time instructions, confirm area status, report concerns immediately and coordinate response without delay. Unlike mobile phones, radios allow one-to-many communication instantly, which is essential during fast-moving situations.
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Encryption is not currently a legal requirement for schools. However, it is strongly recommended where sensitive information may be transmitted. Encrypted radios prevent unauthorised listening, protect safeguarding discussions, secure communication across multi-building or multi-academy trust sites and reduce the risk of external interception.
While basic analogue radios can be monitored using scanning devices, encrypted digital systems ensure messages remain confidential and protected. For schools handling safeguarding incidents, medical information or behavioural alerts, encryption provides an added layer of security.
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In many emergency scenarios, yes. Two-way radios are often more effective because they work instantly at the press of one button, provide group broadcast communication, do not rely on public mobile networks, are less affected by network congestion, perform reliably in large or complex buildings and deliver clear audio in noisy playground or corridor environments.
Mobile networks can become overloaded during major incidents. Radios operate independently, making them a more dependable method for immediate, coordinated response. For critical incident communication, radios are typically the preferred primary tool.
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The number required depends on site size, layout and safeguarding structure. Most schools begin by allocating radios to reception, the senior leadership team (SLT), safeguarding leads, first-aid staff, caretaking or estates teams and playground supervisors.
A small primary school may start with 8-15 radios, while larger secondary or multi-building campuses may require 20-40 or more, particularly where year leaders, pastoral teams and inclusion staff need coverage. A simple site review helps determine appropriate coverage and channel structure.
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Only minimal training is required. Modern digital radios are designed to be simple and intuitive. Most staff require only brief guidance covering push-to-talk operation, channel use, emergency call features and basic radio etiquette.
Setup, configuration and channel programming can be handled during installation to ensure the system is ready for immediate use. No technical background is required for day-to-day operation.
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Yes. Radio systems can integrate with panic buttons, fire alarms, lockdown systems and access control platforms using SMC Gateway. Integration enables automatic alert broadcasts to selected radios, faster staff notification, reduced response time and clear identification of alert location. This ensures the right staff receive the right information immediately, improving coordination during emergencies.
Ready to Strengthen Communication in Your School?
Securing Schools Together helps schools prepare calmly, communicate clearly and respond confidently – whether managing everyday safeguarding or planning for rare but serious incidents.
Digitall Comms helps schools create safer, more connected learning environments.
Our specialist Education Team will guide you on the best communication solutions for safeguarding, events and emergency preparedness – including evacuation, invacuation and lockdown procedures.
Speak to our Education & Safeguarding Communications Team today.