Author: Jordyn Smith

Interim Market Power Mitigation – June Information Session

On June 11, 2024, the Alberta Electric System Operator (AESO) held its second information session concerning the interim market power mitigation regulations that go into effect on July 1, 2024. In its first session, the AESO described the Market Power Mitigation Regulation and Supply Cushion Regulation and answered an initial round of stakeholder questions. In this session, the AESO shared its final details for implementing these regulations, provided an overview of the reporting processes and requirements for July 1, and addressed stakeholder questions and comments.



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AESO Rate DOS Updates Application

In proceeding 28989, the Alberta Electric System Operator (AESO) submits an application before the Alberta Utilities Commission (the Commission) to update its Rate Demand Opportunity Service (DOS). With these updates, the AESO aims to make the rate technology agnostic, simpler, and easier to administer. One key issue the AESO hopes to resolve with this update is to make it easier for energy storage resources to participate in Alberta’s market; but the AESO also emphasizes that these changes will benefit all users of the DOS rate and demand transmission service (DTS).[1]



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Reconsideration of DFO Contribution in Aid of Construction Policy

The Alberta Utilities Commission (the Commission) has initiated proceeding 29006 in response to the Alberta Court of Appeal (the Court) decision in AltaLink Management Ltd. v Alberta Utilities Commission, 2023 ABCA 325 (the Appeal Decision). The Court allowed the appeal of Decision 26061-D01-2021 in which the Commission determined that neither transmission facility owners (TFOs) or distribution facility owners (DFOs) would have the ability to receive a return on construction contributions.[1]



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UCA Review & Variance Application of Fortis’s Reopened Rate 21

In proceeding 29010, the Office of the Utilities Consumer Advocate (UCA) files an application for a review and variance of Decision 28576-D02-2024. Particularly, the UCA questions the approved changes to Fortis’ Rate 21. The UCA asserts that Fortis’s acquisition of the Tomahawk REA in November of 2023 constitutes new material facts that may have had bearing on the decision.[1]



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Interim Market Power Mitigation Details and Stakeholder Meeting

On April 18, 2024, the Alberta Electric System Operator (AESO) held a stakeholder session where it provided an overview of the interim market power mitigation regulations that go into effect on July 1, 2024. There are two specific regulations: the Market Power Mitigation Regulation and the Supply Cushion Regulation. The goal of the session was to explain these regulations, their implementation, and to answer any additional questions.



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HAWSCO General Water Rate Application Decision

In proceeding 28445, the Alberta Utilities Commission (the Commission) issues its decision and findings regarding the 2024-2025 general rate application of Harmony Advanced Water Systems Corporation (HAWSCO).  HAWSCO provides water services to the Harmony community in Rocky View County on the western border of Calgary.



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AMP Decision

The Alberta Utilities Commission (the Commission) issues its decision on the Revised Adjusted Metering Practice (AMP) implementation plan submitted by the AESO (Decision 28441-D02-2024). The AESO’s original AMP plan was rejected by the Commission in 2022, but the AESO was permitted to apply again if it provided clearer estimates for all scopes of work and a cost-benefit analysis. Evidence and arguments for this proceeding showed that parties were split into three groups – supportive of the plan without delay, supportive but in favour of a later implementation, and generally opposed.  



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Rule 007 Updates for Energy Storage

On March 28, 2024, the Alberta Utilities Commission (the Commission) released Bulletin 2024-06 providing updates to Rule 007 that pertains to energy storage units. The blackline version of this document can be found here.



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Review and Variance of Corix Decision

In proceeding 28707, the Alberta Utilities Commission (the “Commission”) issues its decision regarding phase 2 of the review and variance application of Corix Utilities (Foothills Water) Inc. (“Corix”). The application focused on two issues:

  • Billing and customer service costs that Corix were not included in the calculation of shared administration costs.
  • The approved return on equity percentage, which had changed from 8.5 percent to 9.28 percent during the proceeding.


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AltaLink 2024-2025 GTA: Wildfire Mitigation and Salvage Expenditure Arguments

In proceeding 28174, the Alberta Utilities Commission (the Commission) approved the negotiated settlement of AltaLink Management Ltd. (AltaLink) on all issues except for those matters related to AltaLink’s wildfire mitigation plan and its salvage expenditures. Parties recently delivered their arguments regarding these outstanding issues, which focused on AltaLink’s newly proposed wildfire mitigation programs and its forecast salvage expenditures calculation.



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