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

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Engagement Schedule (Updated June 30, 2026)

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Purpose

To align the...

TRP and Supply SAS

Important Dates & Materials

Aug. 20 | Save the Date | TRP Base Rate Stakeholder Session

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

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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...

Tariff Evolution Roundtable & World Cafe

Engagement Outcomes

We thank all stakeholders for their significant contributions to this initiative. Following this, the AESO initiated the "Energy Storage Working Group", who successfully dealt with Rate...

DOS Engagement (formerly the Energy Storage Tariff Working Group)

Engagement Outcomes

In Decision 28989-D01-2024, dated July 31, 2024, the AUC approved the AESO's application. Rate DOS and related amendments to the ISO tariff and definitions will come into effect...

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...