- Housing Authority Safety Auditing System (HASAS) version 1.7
- Housing Authority Safety Auditing System for Maintenance and Improvement Works Contracts – HASAS(M&I) version 1.3
- Electrical Contractors Safety Auditing Checklist revised on 1 Oct 2022 (Audit Criteria)
- Fire Service Contractors Safety Auditing Checklist revised on 1 Oct 2022 (Audit Criteria)
- Air Conditioning Contractors Safety Auditing Checklist revised on 1 Oct 2022 (Audit Criteria)