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ACS self-assessment workbook

Complete your self-assessment before your assessor visits.

• From: Security Industry Authority
• Published: 19 January 2026
• Last updated: 24 March 2026 — See all updates

Documents

ACS self-assessment workbook

PDF, 12 MB, 104 pages

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How to open the ACS self-assessment workbook

HTML

2025 update to the ACS self-assessment workbook

HTML

ACS self-assessment report

PDF, 781 KB, 24 pages

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ACS self-assessment workbook guide

PDF, 702 KB, 114 pages

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Details

Use the ‘ACS self-assessment workbook’ to assess your company against the ACS standard. To download the workbook, right-click on the link and select ‘Save as…’

Read the ‘2025 update to the ACS self-assessment workbook’ to find out what has changed in criterion 6 (people).

Use the ‘ACS self-assessment report’ 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 ‘Save as…’

Use the ‘ACS self-assessment workbook guide’ to understand how to assess your company using the ‘ACS self-assessment workbook’.

Published 19 January 2026

Last updated 24 March 2026 + show all updates

1. 24 March 2026

   An HTML attachment has been added titled 'How to open the ACS self-assessment workbook'.

2. 19 January 2026

   First published.