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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

Changes to our Approved Contractor Scheme

The changes arising from last year's review of the ACS came into effect on Monday 1 April.

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Tip of the Week

Validity of Qualifications

We need to be sure that licence applicants have not forgotten the skills they learned during their training.

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