Ancillary Services Cost Allocation

Purpose

To discuss the most appropriate cost allocation for new ancillary services (AS) proposed as part of the Restructured Energy Market (REM), as well as existing ancillary service products, engage...

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...

Internal Demand Rates

Important Dates & Materials

June 30 | Consolidated stakeholder feedback posted

June 8 | Materials posted

• Workshop 2 Appendix - Detailed Bill Impacts at Customer Cohort Level
• Workshop 2 recordings...

TRP and Supply SAS

Important Dates & Materials

Aug. 20 | TRP Base Rate Stakeholder Session

Aug. 7 | Interest to Participate Due | TRP Base Rate Stakeholder Session (scroll down to submit)

May...

Tariff Connection Obligations

Important Dates & Materials

July 7 | Stakeholder Update (below)

June 16 - 18 | Working Group 2 Presentation

May 6 - 8 | Working Group 1

• Presentation (with Case...

Engagement Plan

Important Information

June 30, 2026 | Updated 2026 Engagement Plan (full year) posted

Purpose

To improve transparency and facilitate stakeholder participation, the AESO is sharing its roadmap of planned engagement...

ISO Tariff Redesign Repository

Purpose

We have developed this project page as a repository for historical information, Alberta Utilities Commission (AUC) Decisions, exhibits and more as deemed relevant by the AESO and requested by...