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2026 Electric Dockets

EL26-001 - In the Matter of the Filing by Otter Tail Power Company for Approval of Tariff Revisions to Its Rates for Small Power Production and Cogeneration
Date Filed: 01/30/26 ♦ Closed: 04/01/26

EL26-002 - In the Matter of MidAmerican Energy Company’s Application for Approval of Its 2025 Reconciliation and 2026 Transmission Cost Recovery Factors
Date Filed: 02/13/26 ♦ Closed: 03/27/26

EL26-003 - In the Matter of the Application of Black Hills Power, Inc. dba Black Hills Energy for Authority to Increase Rates For its Utility Service in South Dakota
Date Filed: 02/19/26 ♦ Pending

EL26-004 - In the Matter of the Application of Black Hills Power, Inc. dba Black Hills Energy for Approval of Its 2025 Economic Development Report and 2026 Economic Development Plan
Date Filed: 02/27/26 ♦ Closed: 07/06/26

EL26-005 - In the Matter of the Filing by Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group Inc., for Approval of the Annual Update to Its Transmission Cost Recovery Rider Rate
Date Filed: 02/27/26 ♦ Closed: 04/29/26

EL26-006 - In the Matter of the Filing by MidAmerican Energy Company for Approval of Revisions to Its Rates QF
Date Filed: 03/04/26 ♦ Pending

EL26-007 - In the Matter of the Filing of Northern States Power Company dba Xcel Energy for Approval of Its 2025 Economic Development Activities and 2026 Economic Development Budget
Date Filed: 03/13/26 ♦ Closed: 04/28/26

EL26-008 - In the Matter of Black Hills Power, Inc. dba Black Hills Energy for Approval of a Blockchain Interruptible Electric Service Agreement
Date Filed: 03/19/26 ♦ Pending

EL26-009 - In the Matter of the Filing by NorthWestern Energy Public Service Corporation dba NorthWestern Energy for Approval of Its 2026 Economic Development Plan and 2025 Economic Development Report
Date Filed: 03/31/26 ♦ Closed: 06/22/26

EL26-010 – In the Matter of the Joint Request for Approval of an Electric Service Territory Exception Agreement between Southeastern Electric Cooperative, Inc. and Central Electric Cooperative, Inc.
Date Filed: 04/14/26 ♦ Closed: 05/11/26

EL26-011 - In the Matter of Otter Tail Power Company’s 2025 South Dakota Energy Efficiency Plan Status Report and 2026 Annual Filing to Update the Energy Efficiency Adjustment Rider
Date Filed: 05/01/26 ♦ Closed: 07/02/26

EL26-012 - In the Matter of the Joint Request for Approval of an Electric Service Territory Memorandum of Understanding between The City of Vermillion and Clay-Union Electric
Date Filed: 05/11/26 ♦ Pending

EL26-013 - In the Matter of the Application of Montana-Dakota Utilities Co., a Subsidiary of MDU Resources Group Inc., for Approval of Deferred Accounting Treatment for Retirement of the Glen Ullin Station 6
Date Filed: 05/12/26 ♦ Pending

EL26-014 - In the Matter of the Application of Crowned Ridge Energy Storage I, LLC for a Permit for an Energy Conversion Facility
Date Filed: 05/14/26 ♦ Pending

EL26-015 - In the Matter of Otter Tail Power Company’s Petition for Approval of its Energy Adjustment Rider Modification
Date Filed: 05/20/26 ♦ Pending

EL26-016 - In the Matter of Otter Tail Power Company’s Petition for Approval of Rate Schedule, Section 13.09, Phase-In Rider
Date Filed: 05/21/26 ♦ Pending

EL26-017 - In the Matter of Otter Tail Power Company’s Petition for Approval of Tariff Revisions to its South Dakota Rate Book, Section 1.05 
Date Filed: 05/27/26 ♦ Closed: 07/21/26

EL26-018 - In the Matter of the Joint Request for Approval of a Consent and Agreement between NorthWestern Public Service Corporation dba NorthWestern Energy and Central Electric Cooperative, Inc. Regarding Electric Service Rights
Date Filed: 05/28/26 ♦ Closed: 07/15/26

EL26-019 - In the Matter of NorthWestern Energy Public Service Corporation’s dba NorthWestern Energy’s Petition for Approval of Its 2026 Phase-In Rate Plan Rider Tariff Revisions
Date Filed: 06/01/26 ♦ Pending

EL26-020 - In the Matter of the Filing by MidAmerican Energy Company for Approval of Tariff Revisions to its Rates for Cogeneration and Small Power Production Facilities
Date Filed: 06/30/26 ♦ Pending

EL26-021 - In the Matter of Otter Tail Power Company’s Petition for Approval of a New Class for Very Large Customers and Associated Rate Schedule
Date Filed: 07/27/26 ♦ Pending

EL26-022 - In the Matter of the Petition of Northern States Power Company dba Xcel Energy for Approval of Its 2025 Demand Side Management Report and 2027 Proposed Demand Side Management Plan
Date Filed: 07/31/26 ♦ Pending

EL26-023 - In the Matter of the filing by Otter Tail Power Company regarding its 2027-2029 Energy Efficiency Partnership Triennial Plan
Date Filed: 07/31/26 ♦ Pending