The ABS Guidelines on Control Objectives & Procedures for Outsourced Service Providers Version 1.1 (Updated Jun 1, 2017)
Outsourced Service Provider’s Audit Report (OSPAR) Template version 1.1
FAQ on the ABS Guidelines on Control Objectives & Procedures for Outsourced Service Providers (updated 15 Jun 2017)
Control Audit process for Outsourced Service Providers
Outsourcing Assessment Guide (Updated: 22 Sep 2017)
ABS OSP Registry (for ABS Members only)
List of OSPAR Audited Outsourced Service Providers (Updated: 8 November 2023)
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