Optimal Transmission Planning (OTP)

Important Materials & Deadlines

October 31 | OTP Framework Recommendation Paper Stakeholder Written Feedback Due

October 16 | OTP Framework Recommendation Virtual Q&A Session Posted

September 24 | OTP Framework...

Amendments for the AESO Connection Process

Important Materials & Key Dates

October 22 - 23 | TRP & Amendments for the Connection Process Workshop

• Virtual registration for:
  • October 22
  • October 23

October 20 | Workshop Presentation...

Ancillary Services Cost Allocation

Important Dates & Materials

Postponed | October 21 - 22 | AS Cost Allocation Workshop

September 17 - October 10 | Discussion Board open

Oct. 8, 2025 | Stakeholder Update

...

ISO Tariff Redesign

Purpose

To align the ISO tariff with changes to transmission and market policy so that clear and stable price signals provide investors with certainty and information needed for effective decision-making.

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Internal Demand Rates

Important Materials & Dates

Dec 4&5 | COSS Stakeholder Session Virtual Registration (two half-days)

• Dec. 4 - Part 1
• Dec. 5 - Part 2

Nov. 26 | COSS Primer Stakeholder...

Connection Costs Allocation & Investment Policy

Important Dates

June 27, 2025 | Interest to Participate due (scroll to the bottom of the page to submit)

Purpose

The AESO is reviewing the current allocation of...

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...