Optimal Transmission Planning (OTP)

Engagement Outcome

The AESO has published the Optimal Transmission Planning Framework and completed engagement on this phase of the initiative. Thank you to all stakeholders for your interest and contributions...

Amendments for the AESO Connection Process

Important Dates & Materials

May 6 | Combined TRP & Amendments for the Connection Process stakeholder feedback posted

Stakeholder Update | June 29, 2026

Due to complex interdependencies discovered through...

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...

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...

ISO Tariff Redesign Pre-Engagement

Pre-engagement Outcome

We thank all stakeholders for providing their valuable input on our Discussion Board. We have put together a Pre-engagement Directional Summary, and will provide more insight at...

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...