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An SIA approved contractor is assessed every year, must inform us of significant changes to the company, and must use the ACS mark correctly.
You can buy the British standards at a 30% discount.
Sub-contracting to a company that is not an SIA approved contractor: what the rules are and how you ask for permission.
What an SIA approved contractor must do to remain approved.
When planning an event, make sure that your security operatives are complying with the law.
Understand the definition of ‘director’ so you know if you need to apply for a licence.
Rolled-up holiday pay: what it is, when it can be used and what SIA approved contractors must do if they use it.
What you must do if you wish to use the Security Industry Authority's Licence Management service.
Reporting training malpractice: who to tell and what they need to know.
Guidance for training providers: what you need to know to meet the SIA's rules on first aid training.
Learn about how we can apply additional conditions to your ACS approval and what this means for you.
Find out how SIA licensing applies to shopping centres and retail outlets.
The sanctions we apply if an SIA approved contractor is in breach of ACS conditions.
Security staff can be the first to respond to acid attacks or incidents where someone has been exposed to a hazardous substance. Make sure you know what to do.
How you can appeal against our decision to refuse your ACS application.
Guidance and templates that will help you to report on your assessment visit.
How to order ACS-related items such as lapel pins and wall plaques.
On this page we answer some questions and set the record straight on some of the more common misconceptions about us and our work.
Information you need if you want to offer an ACS passport scheme.
This guide explains whether someone who does Fire Watch / Waking Watch roles needs a Security Industry Authority (SIA) licence.
Don’t include personal or financial information like your National Insurance number or credit card details.
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