Business Category: Safety / Industrial Category: Property & Facilities Management

Lock Checklist

This lock checklist helps assess and strengthen the physical security of buildings. It covers site risk analysis, minimum requirements set by the insurer, consultation with experts (police, consultant, insurer), an audit of existing devices, compliance and certification of locks by professionals, and the introduction of an inspection and maintenance program. It also suggests improvements (glazing, additional measures) and post-incident reviews.

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Lock Checklist
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How to Use This Checklist

  • Work through each item in order and record your findings honestly.
  • Attach supporting documentation where required.
  • Record the inspection date, who prepared it, and the location it covers.
  • Complete each section fully before moving on to the next.
  • Record the real start and end dates of the inspection and the finished time.

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Understanding lock security

Lock security is the physical protection of your premises against unauthorised access, theft, and intrusion. You assess where the risks are, choose and install locks and other security devices that suit the building and its contents, keep them in working order, and review the arrangements whenever something changes or goes wrong. A locked door or window is only as strong as the building around it. A lock installed on or into a door or window of appropriate material and thickness strengthens the opening. A lock installed on a weak frame or fragile panel may be defeated without forcing the lock itself. That is why this checklist treats locking as one part of a balanced set of security measures, alongside glazing improvements and other measures.

Why lock security matters

The checklist is built around risk assessment. You look at the local history of security-related events, the nature of your contents and occupancy, the accessibility of the area for criminals, and whether anything on site could improve access to upper levels or the roof. You also consider the robustness and nature of the building construction in relation to doors, windows, and securing mechanisms, and the nature of any other electronic security measures or human presence on site. It also matters because a security failure does not simply repeat itself without warning. If you do not review your security arrangements and the basis of the risk assessment following a security-related observation, local incident, intrusion, or loss, the likelihood of the incident recurring is high.

Key components of a lock security assessment

A thorough lock security assessment covers several linked components. * Risk assessment of the premises. * Consultation with the police, a security consultant, or your insurer for independent crime prevention advice. * Confirmation of your insurer's minimum security standard or condition, and whether your locks and other existing security devices comply, or whether the insurer has formally agreed to alternative arrangements. * A full review or audit of the locks currently used in your premises, including any outbuildings. * Certification of locks and security devices by competent locksmiths, such as a member of the Master Locksmiths Association (MLA). * An inspection and maintenance programme for all locks. * Consideration of glazing improvements as part of a joint and balanced set of security measures. * Reviews after any security-related observation, incident, intrusion, or loss.

How to assess and improve lock security

Work through the assessment in a logical order so that each decision is supported by the one before it. 1. Carry out a risk assessment of the premises. Take into account the local history of security-related events; the nature of the contents and occupancy, particularly near each opening and its attractiveness for theft; the accessibility of the area for criminals; anything that could improve access to upper levels or the roof; the robustness and nature of the building construction in relation to any door, window, and securing mechanism; and the nature of any other electronic security measure or human presence on site. 2. Obtain independent crime prevention advice. Approach the police, a security consultant, or your insurer. 3. Verify your insurer's requirements. Confirm whether your insurer has applied a minimum security standard or condition. If so, check that your locks and other existing security devices comply. If not, confirm you have the insurer's formal agreement to alternative arrangements, and that these are clearly described and verified. 4. Audit the locks in place. Carry out a full review or audit of the locks currently used in your premises, including any outbuildings. Establish the devices installed, their age, and the design standard under which they were installed. Check that each device is of an appropriate type and correctly installed on or into a door or window constructed of an appropriate material or thickness. 5. Verify certification. Obtain locks and security devices bearing the relevant certification issued by competent locksmiths, for example a member of the Master Locksmiths Association (MLA). 6. Set up inspection and maintenance. Put all your locks on an inspection and maintenance programme. If observations are reported, accelerate and deal with corrective measures as a priority. 7. Consider glazing and other improvements. Weigh up improving the glazing as part of a joint and balanced set of security measures. 8. Review after events. Review the security arrangements and the basis of the risk assessment following any security-related observation, local incident, intrusion, or loss. If you do not, the likelihood of the incident recurring is high.

Frequently Asked Questions

The checklist walks you through the full lock security process: a risk assessment of the premises, consultation with external advisers such as the police, a security consultant, and your insurer, an audit of the locks currently installed, confirmation that your devices meet your insurer's minimum standard or have the insurer's formal agreement to an alternative, independent certification by competent locksmiths, and an ongoing inspection and maintenance programme.

It matters because the likelihood of an incident recurring is high when security arrangements are not reviewed after a security-related observation, local incident, intrusion, or loss. A structured assessment helps you understand your real exposure, satisfy your insurer's minimum security requirements, and keep locks in working order over time.

Follow the items in order. First, carry out a risk assessment that considers local security events, the nature of the contents and occupancy (especially near each opening and its attractiveness for theft), the accessibility of the area for criminals, anything that could improve access to upper levels or the roof, the robustness and nature of the building construction in relation to each door, window, and securing mechanism, and any other electronic security measures or human presence on site. Then seek independent crime prevention advice, audit your current locks, verify certification, and set up inspection and maintenance.

You can obtain independent crime prevention advice from the police, a security consultant, or your insurer. Their input can inform your risk assessment and help you confirm whether your locks and other existing security devices comply with your insurer's expectations.

Check whether your insurer has applied a minimum security standard or condition. If so, verify that your locks and other existing security devices comply with it. If not, confirm that you have the insurer's formal agreement to alternative arrangements, and that those arrangements are clearly described and verified.

A full audit should cover the locks currently used in your premises, including any outbuildings. You should know which devices are installed, their age, and the design standard under which they were installed, and check that they are of an appropriate type and correctly installed on or into a door or window of appropriate material or thickness.

You should obtain locks and security devices bearing the relevant certification issued by competent locksmiths, for example a member of the Master Locksmiths Association (MLA). Certification helps demonstrate that the devices meet recognised professional standards.

All locks should be subject to an inspection and maintenance programme. If observations are reported, corrective measures should be accelerated and dealt with as a priority. Improvised or delayed repairs can leave a door or window effectively unprotected.

Yes. You can consider improving the glazing as part of a joint and balanced set of security measures. Glazing improvements work best alongside other measures rather than in isolation.

Yes. Review your security arrangements and the basis of the risk assessment after any security-related observation, local incident, intrusion, or loss. If you do not review them, the likelihood of the incident recurring is high.
Arne Reis
Written by
Arne Reis
Founder

Process optimizer with 25 years of expertise, focused on operational excellence in quality, maintenance, EHS, and commissioning. Emphasizes innovative solutions and top-quality standards.

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