The ABS Guidelines on Control Objectives & Procedures for Outsourced Service Providers Version 2.0 (Updated 25 Mar 2024)
Outsourced Service Provider’s Audit Report (OSPAR) Template version 2.0
FAQ on the ABS Guidelines on Control Objectives & Procedures for Outsourced Service Providers (updated 25 Mar 2024)
Control Audit process for Outsourced Service Providers
ABS OSP Registry (for ABS Members only)
List of OSPAR Audited Outsourced Service Providers (Updated: 5 December 2024)
List of Qualified Auditors (Updated: 27 July 2023)
Audit firms are required to email the CVs of the auditors performing the audits to ABS. Please email ABS at outsourcing@abs.org.sg or call +65 6224-4300 for more information