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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


400,000 active SIA licences

We have over 400,000 active licences for the first time ever! That’s more than 350,000 SIA licence holders protecting people, property and premises in every corner of the UK. A salute to all of you for the work you do for public safety.


Tip of the Week

Licence Dispensation Notice

If your job requires you to hold an SIA licence, you are not legally permitted to work until we have granted you a licence. The only exception to this is if you work for one of our approved contractors and they have issued you with a licence dispensation notice.

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