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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

Please do not post documents to us!

We closed our office in March, in response to the coronavirus (Covid-19) pandemic. We cannot receive or process any physical documents sent to us.

If we have asked you to send us any documents, please scan or photograph them and then send the images to us through your SIA online account.

Read about how we are responding to the covid-19 pandemic


Tip of the Week

Criminal Convictions and Court Orders

As a regulator we have a duty to protect the public. If you are being investigated by the Police for a criminal offence we may suspend your licence.

Read more​​​​​​​