ISO Tariff Redesign

Important Dates & Materials

Feb. 12 | ISO Tariff Redesign Glossary posted

Dec.16 | Tariff Redesign Topics Guide posted

Engagement Schedule (Updated June 30, 2026)

Purpose

To align the...

TRP and Supply SAS

Purpose

To develop (with stakeholder input), administer and execute a Transmission Reinforcement Payment (TRP) that effectively functions with the transmission regulation to obtain a more efficient transmission system.

Scope

• Methodology...

ISO Tariff Redesign Regulatory Consultation

Important Dates & Materials

Oct. 8 | TRP & ACP Consolidated Feedback posted

Sept. 4 | Feedback due on TRP and Amendments for the AESO Connection Process proposed amendments

Aug....