Applying for ACS approval: guidance and forms
Tools and guidance that you will need in order to become an SIA approved contractor.
Documents
Details
Our Approved Contractor Scheme (ACS) is a quality assurance scheme for the private security industry. We approve private security companies.
Use 鈥楪et Approved鈥� to understand what is involved in becoming an approved contractor.
Use 鈥楪et Approved Clarifications鈥� to get a deeper understanding of certain points covered in 鈥楪et Approved鈥�.
Use the 鈥楢CS Self-Assessment Workbook鈥� to assess your company against the ACS standard. To download the workbook, right-click on the link and select 鈥楽ave as鈥︹��
Read the 鈥�2025 update to the ACS Self-Assessment Workbook鈥� to find out what has changed in criterion 6 (people).
Use the 鈥楢CS Self-Assessment Report鈥� to determine whether your company meets the ACS standard and to identify good practice to improve your business. To download the report, right-click on the link and select 鈥楽ave as鈥︹��
Use the 鈥楢CS Self-Assessment Workbook Guide鈥� to understand how to assess your company using the 鈥楢CS Self-Assessment Workbook鈥�.
Use the 鈥楢CS application form鈥� to apply for ACS approval.
Use the 鈥楢CS payment slip鈥� to pay your application and registration fees.
Updates to this page
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Replaced the ACS application form with an updated version.
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Replaced the following documents with updated versions: 'ACS Self-Assessment Workbook Guide' and 'ACS Application Form'. Also added a new HTML document, '2025 update to the ACS Self-Assessment Workbook'.
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Replaced the 'ACS payment slip' with a newer version.
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Replaced the following documents with updated version: 'Get Approved', 'Get Approved Clarifications', 'ACS Self-Assessment Workbook', 'ACS Self-Assessment Workbook Guide' and 'ACS Application Form'. Added new document ' ACS Self-Assessment Report'.
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Replaced the following documents with the correct versions: 'Get Approved', 'Get Approved Clarifications' , 'ACS Self-Assessment Workbook' and 'ACS Self-Assessment Workbook Guide'. Removed document ' ACS Self-Assessment Workbook Report'.
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Replaced the following documents with updated version: 'Get Approved', 'Get Approved Clarifications' , 'ACS Self-Assesment Workbook', 'ACS Self-Assesment Workbook Guide' and 'ACS Application Form'. Added new document ' ACS Self-Assesment Workbook Report'.
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Replaced the 'ACS payment slip' with a newer version.
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First published.