For stakeholder engagements currently underway, see our Active Engagements

Oct. 14, 2021 Projects Cancellation Notice: Armitage 949S Substation

Oct. 14, 2021 Projects Cancellation Notice: Currant Lake 896S Substation

Oct. 14, 2021 Projects Cancellation Notice: Eyre 558S Substation

Oct. 14, 2021 Regulatory Letter of Notice - Proposed Adjusted Metering Practice Implementation and Proposed Amendments to Section 502.10 of the ISO rules, Revenue Metering System Technical and Operating Requirements

Oct. 12, 2021 Regulatory Letter of Notice - Draft Proposed Amended Section 103.5 of the ISO Rules, Net Settlement Instruction

Oct. 12, 2021 Market New Security Certificate for Automated Dispatch and Messaging System (ADaMS)

Oct. 7, 2021 Projects Notice of Filing: Dunmore Solar Power Project Connection

Oct. 6, 2021 Market Daylight Savings Time Notice

Oct. 5, 2021 Market New Asset HRT1 Heartland Petrochemical (HRT1) Notice

Oct. 5, 2021 Regulatory Deadline Extension for Letter of Notice - Proposed Amendments to Section 501.3 of the ISO Rules, Abbreviated Needs Approval Process

Oct. 1, 2021 Regulatory Letter of Notice - Draft Proposed Amendments to Section 202.6 of the ISO rules, Adequacy of Supply

Sep. 29, 2021 Market New Asset HRT1 Heartland Petrochemical (HRT1) Notice

Sep. 28, 2021 Market Notice of Retirements - Keephills Unit 1 (KH1) effective December 31, 2021 and Sundance Unit 4 (SD4) effective April 1, 2022

Sep. 28, 2021 Market Status of Keephills Unit 1 (KH1) and Sundance Unit 4 (SD4) – Reduction in Maximum Capability, effective January 01, 2022

Sep. 27, 2021 Regulatory Responses to Stakeholder Comments – Draft Proposed Amended Section 103.3 of the ISO Rules, Financial Security Requirements

Sep. 24, 2021 Projects NID Approval Amendment: Vincent 2019S Substation and the Grizzly Bear Creek Wind Power Plant Connection

Sep. 23, 2021 Market New Asset eReserve2 Buffalo Creek (ERV2) Notice

Sep. 17, 2021 Projects Market Participant Notification for the Dunmore Solar Power Project Connection in the Dunmore area

Sep. 17, 2021 Projects Market Participant Notification for the Buffalo Trail North Wind Project Connection in the Dunmore area

Sep. 7, 2021 Projects Cancellation Notice: Vincent 2019S Substation

Sep. 7, 2021 Regulatory Bulk & Regional Tariff Design | Request for Feedback on Tariff and DOS Rate Sheets

Sep. 1, 2021 Market BON1 Bonnybrook Change in Maximum Capability Notice

Sep. 1, 2021 Regulatory Letter of Notice - Proposed Amendments to Section 501.3 of the ISO Rules, Abbreviated Needs Approval Process

Aug. 30, 2021 Projects AESO NID Cancellation Filed: Peace Butte Wind Energy Connection

Aug. 27, 2021 Market New Asset NMK1 Namaka (NMK1) Notice

Aug. 26, 2021 Market New Asset HRT1 Heartland Petrochemical (HRT1) Notice

Aug. 23, 2021 Market New Asset WHT2 Whitla Wind 2 (WHT2) Notice

Aug. 20, 2021 Projects AESO NID Filed: Enterprise Solar Project Connection

Aug. 18, 2021 Market New Asset NMK1 Namaka (NMK1) Notice

Aug. 16, 2021 Market New Asset HRT1 Heartland Petrochemical (HRT1) Notice

Aug. 11, 2021 Projects AESO NID Approved: Central East Transfer-out Development

Aug. 11, 2021 Projects ANAP Approval: North Lethbridge 370S Substation Modification Project

Aug. 5, 2021 Projects Notice of Filing: Enterprise Solar Project Connection

Aug. 5, 2021 Market Sundance 5 Mothball Update Notification

Aug. 5, 2021 Market New Asset WHT2 Whitla Wind 2 (WHT2) Notice

Aug. 3, 2021 Market New Asset HYS1 Hays (HYS1) Notice

Jul. 30, 2021 Market New Asset WHT2 Whitla Wind 2 (WHT2) Notice

Jul. 30, 2021 Market SH1 Sheerness #1 and SH2 Sheerness #2 - Change in Fuel Type Notice

Jul. 28, 2021 Regulatory Reply to Stakeholder Comments – Administrative Amendments to Section 201.6

Jul. 27, 2021 Market KH2 Keephills #2- change in fuel type notice

Jul. 22, 2021 Market AESO API – New Data

Jul. 19, 2021 Regulatory Stakeholder Comments on Letter of Notice – Draft Proposed Amended Section 103.3

Jul. 16, 2021 Projects AESO NID Filed: Horizon Mining 838S Substation Modification

Jul. 14, 2021 Market New Asset eReserve2 Buffalo Creek (ERV2) Notice

Jul. 14, 2021 Regulatory Stakeholder Comments on Letter of Notice for Administrative Amendments to Section 201.6 of the ISO Rules, Pricing (“Section 201.6”)

Jul. 14, 2021 Projects Dunmore Solar Power Project Connection

Jul. 13, 2021 Projects Buffalo Trail North Wind Project Connection

Jul. 12, 2021 Market New Asset WHT2 Whitla Wind 2 (WHT2) Notice

Jul. 8, 2021 Projects Grizzly Bear Creek Wind Power Plant Connection

Jul. 7, 2021 Market ETS Data Issue Resolved

Jul. 7, 2021 Projects Notice of Intention to Consider ANAP: North Lethbridge 370S Substation Modification Project

Jul. 6, 2021 Market ETS Displaying Data Less Than 60 Days Old

Jun. 30, 2021 Market Automated Dispatch and Messaging System ("ADaMS") Notice

Jun. 30, 2021 Regulatory AESO 2020 Deferral Account Reconciliation Application Filed

Jun. 29, 2021 AESO Albertans asked to help conserve energy through record-setting temperatures

Jun. 24, 2021 Projects Updated Need Overview: Wheatland Wind Project Connection

Jun. 23, 2021 Regulatory Letter of Notice for the Draft Proposed Amended Section 103.3 of the ISO Rules, Financial Security Requirements

Jun. 21, 2021 Regulatory Letter of Notice for Administrative Amendments to Section 201.6 of the ISO Rules, Pricing (“Section 201.6”)

Jun. 21, 2021 Projects AESO NID Filed: Winnifred Wind Power Project Connection

Jun. 21, 2021 Regulatory Development of the Proposed Amended Section 306.7 of the ISO Rules, Mothball Outage Reporting (“Section 306.7”) – Next Steps