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    • Home
    • ISO Tariff
    • Internal Demand Rates

    Related Projects

    Live Projects

    • Amendments for the AESO Connection Process

      Important Materials & Key Dates

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

      • Request to attend in-person (for both days by October 14)
      • Virtual registration...
    • Ancillary Services Cost Allocation

      Key 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

      Important Dates

      July 16, 2025 | Engagement Schedule updated


      Purpose

      To align the ISO tariff with changes to transmission and market policy so that clear and stable price signals provide...

    • TRP & Supply SAS

      Important Dates & Materials

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

      • Request to attend in-person (for both days by October 14)
      • Virtual registration for:
        • ...
    • 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...

    Archived Projects

    • 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...