Latest updates
On 13 February 2026, ASX published updated ASX Settlement Procedure Guidelines (APGs) and CHESS External Interface Specifications (EIS) to reflect CHESS Release 1 Clearing Service changes, with the new APGs (version 4.0) taking effect at CHESS Release 1 Go‑Live, planned for April 2026. Further details can be found here.
On 9 February 2026, ASX released the CHESS Release 1 Clearing Regression Patch 2 Release Notes and updated Known Issues Log, outlining resolved issues ahead of IDR2 and Parallel Test Cycle 2. Further details can be found here.
On 9 February 2026, ASX successfully completed CHESS Release 1 Implementation Dress Rehearsal 2, marking a key milestone toward Go‑Live and the upcoming AMO Parallel Test – Cycle 2 phase. Further details can be found here.
On 6 February 2026, ASX released the CHESS Release 1 – AMO Go‑Live Readiness Attestation for AMOs to confirm their technical and operational readiness for the transition to the CHESS Release 1 Trade Acceptance Service. Further details can be found here.
On 29 January 2026, ASX released updated User Technical Documentation for CHESS Release 2 Drop 1 and Drop 2. Further details are available here.
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ASX will provide information on the CHESS Project to stakeholders through a variety of resources including stakeholder communications, activities and committee meetings.