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The Security Industry Authority (SIA) is the organisation responsible for regulating the private security industry in the UK.

More about the SIA

Latest Updates

Scheduled System Maintenance

Our website will not be available from 5.00pm on Tuesday 28 January until 7:00am 29 January. This is so that we can update it. You won't be able to use the ACS Online Achievement Record (OLAR) and the ACS Register of Approved Contractors (ROAC) will be unavailable during this time.

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Tip of the Week

Wearing your Licence

You must wear your licence where it can be seen at all times when you are undertaking licensable activity.

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