The Capacity Trading Platform and Day Ahead Capacity Auction are governed by Procedures that are maintained by AEMO.

The Capacity Transfer and Auction Procedures are made under section 91BRO of the National Gas Law for the operation and administration of the capacity auction and transaction support arrangements.

• Capacity Transfer and Auction Procedures v1.0 (2 MB, pdf)
• Capacity Transfer and Auction Interface Protocol v1.1 (226 KB, pdf)

New versions of the Gas Supply Hub Exchange Agreement and Settlements and Prudential Methodology have been made to introduce the capacity trading products and supporting arrangements.

• GSH Exchange Agreement v12.1 (2.1 MB, pdf)
• Settlements Prudential Methodology v5.1 (509 KB, pdf)
• Capacity Transfer and Auction Procedures Contract Information (278 KB, pdf)