Miscellaneous Correspondence and Reports Regarding Electric Utility Services; 2026

Deseret Generation & Transmission Co-Operative – Electric Cooperatives’ Final Carbon Reduction Progress Report

Deseret Generation & Transmission Co-Operative – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie-Escalante Rural Electric Association, Garkane Power Association, Moon Lake Electric Association, and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Secured Term Loan, and Extended Line of Credit, and Amendment to Existing Secured Financing

Deseret Generation & Transmission Co-Operative – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Second Amendment to the Fourth Amended and Restated Revolving Credit Agreement and Secured Promissory Note

Deseret Generation & Transmission Co-Operative – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of an Extended Line of Credit and Secured Promissory Note

Deseret Generation & Transmission Cooperative’s 2025 Wildland Fire Protection Plan Compliance Report

Application of Corix Utah City Heating and Cooling LLC to Establish a Thermal Tariff with Rates and Terms of Service

Application of Will-Power UT, LLC for Approval of a Closed Private Generation Contract

Dixie Power – Electric Cooperatives’ Final Carbon Reduction Progress Report

Dixie Power’s Renewable Energy Final Progress Report

Dixie-Escalante Rural Electric Association – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie-Escalante Rural Electric Association, Garkane Power Association, Moon Lake Electric Association, and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Secured Term Loan, and Extended Line of Credit, and Amendment to Existing Secured Financing

Dixie Power – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Second Amendment to the Fourth Amended and Restated Revolving Credit Agreement and Secured Promissory Note

Dixie Power – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of an Extended Line of Credit and Secured Promissory Note

Wells Rural Electric Company’s Wildfire Mitigation Plan

Application of Rocky Mountain Power for Approval of Proposed Revisions to the Schedule 193 Demand Side Management (DSM) Cost Adjustment Rates

Rocky Mountain Power’s Proposed Changes to Electric Service Schedule No. 140, Non-Residential Energy Efficiency Program

Rocky Mountain Power’s Compliance Tariff Filing to Implement Electric Service Schedule No. 100, Community Clean Energy Program – Optional Opt-Out Program

Rocky Mountain Power’s Filing in Compliance with the PSC’s Order Issued on July 31, 2026 in Docket No. 24-035-04, Application of Rocky Mountain Power for Authority to Increase its Retail Electric Utility Service Rates in Utah and for Approval of its Proposed Electric Service Schedules and Electric Service Regulations

Rocky Mountain Power’s Proposed Tariff Revisions to Electric Service Schedule No. 135, Net Metering Service

Rocky Mountain Power’s Proposed Tariff Revisions to Electric Service Schedule No. 37, Avoided Cost Purchases from Qualifying Facilities

Rocky Mountain Power’s Proposed Tariff Revisions to Electric Service Schedule No. 97, Wildfire Mitigation Balancing Account

Rocky Mountain Power’s Proposed Tariff Revisions to Electric Service Schedule No. 300, Regulation Charges

Rocky Mountain Power’s Proposed Tariff Changes to Electric Service Schedule No. 137, Net Billing Service

Rocky Mountain Power’s Proposed Tariff Changes to Electric Service Schedule No. 111, Residential Energy Efficiency

Rocky Mountain Power’s Filing in Compliance with the PSC’s Order Issued on December 29, 2025 in Docket No. 20-035-34, Application of Rocky Mountain Power for Approval of Electrical Vehicle Infrastructure Program

Reporting Requirements and Resource Valuation Model for Rocky Mountain Power’s Community Clean Energy Program

Rocky Mountain Power’s Application to Amend Tesoro Refining & Marketing Company LLC Power Purchase Agreement

Formal Complaint of Tyeller Brownlee against Rocky Mountain Power

Rocky Mountain Power’s 2027–2029 Utah Wildland Fire Protection Plan

Rocky Mountain Power’s Notice Pursuant to Utah Code Ann. § 54-17-502(2)(e)

Rocky Mountain Power’s Low Income Lifeline Program Reports 2026

Rocky Mountain Power’s Utah Final Carbon Reduction Progress Report

Rocky Mountain Power’s 2026 Avoided Cost Input Changes Quarterly Compliance Filing

Rocky Mountain Power’s Semi-Annual Demand-Side Management (DSM) Forecast Reports

Rocky Mountain Power’s 2026 Net Metering and Interconnection Report

Rocky Mountain Power’s Application for Approval of Proposed Revisions to Electric Service Schedule No. 60, Company Operated Electric Vehicle Charging Station Service

Rocky Mountain Power’s Annual Cost of Service Study – 2025

Rocky Mountain Power’s Wildland Fire Cost and Compliance Report for Calendar Year 2025

PacifiCorp d/b/a Rocky Mountain Power’s Affiliated Interest Report for Calendar Year 2025

Rocky Mountain Power’s Demand-Side Management (DSM) 2025 Annual Energy Efficiency and Peak Load Reduction Report

Rocky Mountain Power’s Service Quality Review Report

Formal Complaint of Jenna Gadelha against Rocky Mountain Power

Formal Complaint of Katana Electronics against Rocky Mountain Power

Application of PacifiCorp d/b/a Rocky Mountain Power for Approval and Report of the Sale of Washington Service Area and an Accounting Order

Annual Report of Rocky Mountain Power’s Electric Vehicle Infrastructure Program

Formal Complaint of Jill Evans against Rocky Mountain Power

Rocky Mountain Power’s 2025 Annual Report of the Blue Sky Program

Rocky Mountain Power’s 2025 Annual Report of the Subscriber Solar Program

Rocky Mountain Power’s 2026 Electrical Power Delivery Quality Plan

Formal Complaint of Farhood Samimi against Rocky Mountain Power

Formal Complaint of Thomas and Kimberly LaCoss against Rocky Mountain Power

Application of Rocky Mountain Power for Approval of its Amendment to Agreement for Electric Service to Additional Customers with City of Blanding, Utah

Rocky Mountain Power’s Application for Authority to Revise Tariff Schedule 98, Renewable Energy Credits Balancing Account

Formal Complaint of Mark Hopkins on behalf of Central Park, LLC against Rocky Mountain Power

PacifiCorp’s Financial Reports Filed in 2026

Division of Public Utilities’ Audit of PacifiCorp’s 2025 Fuel Inventory Policies and Practices

Application of Rocky Mountain Power for Approval of its Amendment to Agreement for Electric Service to Additional Customers with City of Manti, Utah

PacifiCorp’s Semi-Annual Hedging Report

Application of Rocky Mountain Power for Approval of a Large-Load Service Contract between PacifiCorp and a Large-Load Customer

Formal Complaint of Ian McCubbin against Rocky Mountain Power

Investigation re: PacifiCorp’s Hedging Policies and Practices

Formal Complaint of Amanda Higley against Rocky Mountain Power

Rocky Mountain Power’s Application for Approval of the 2026 Energy Balancing Account

Mt. Wheeler Power, Inc.’s Proposed Tariff Revisions

Mt. Wheeler Power, Inc.’s Proposed Tariff Revisions

Mt. Wheeler Power, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie-Escalante Rural Electric Association, Garkane Power Association, Moon Lake Electric Association, and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Secured Term Loan, and Extended Line of Credit, and Amendment to Existing Secured Financing

Mt. Wheeler Power, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Second Amendment to the Fourth Amended and Restated Revolving Credit Agreement and Secured Promissory Note

Mt. Wheeler Power, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of an Extended Line of Credit and Secured Promissory Note

Moon Lake Electric Association, Inc. – Electric Cooperatives’ Final Carbon Reduction Progress Report

Moon Lake Electric Association’s Wildland Fire Protection Plan

Moon Lake Electric Association – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie-Escalante Rural Electric Association, Garkane Power Association, Moon Lake Electric Association, and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Secured Term Loan, and Extended Line of Credit, and Amendment to Existing Secured Financing

Moon Lake Electric Association, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Second Amendment to the Fourth Amended and Restated Revolving Credit Agreement and Secured Promissory Note

Moon Lake Electric Association, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of an Extended Line of Credit and Secured Promissory Note

Moon Lake Electric Association, Inc.’s Wildland Fire Protection Plan Compliance Report

Garkane Energy Cooperative, Inc. – Electric Cooperatives’ Final Carbon Reduction Progress Report

Garkane Power Association – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie-Escalante Rural Electric Association, Garkane Power Association, Moon Lake Electric Association, and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Secured Term Loan, and Extended Line of Credit, and Amendment to Existing Secured Financing

Garkane Energy Cooperative, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Second Amendment to the Fourth Amended and Restated Revolving Credit Agreement and Secured Promissory Note

Garkane Energy Cooperative, Inc. – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of an Extended Line of Credit and Secured Promissory Note

Bridger Valley Electric Association – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie-Escalante Rural Electric Association, Garkane Power Association, Moon Lake Electric Association, and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Secured Term Loan, and Extended Line of Credit, and Amendment to Existing Secured Financing

Bridger Valley Electric Association – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of a Second Amendment to the Fourth Amended and Restated Revolving Credit Agreement and Secured Promissory Note

Bridger Valley Electric Association – Application of Deseret Generation & Transmission Co-Operative, Bridger Valley Electric Association, Dixie Power, Garkane Energy Cooperative, Inc., Moon Lake Electric Association, Inc., and Mt. Wheeler Power, Inc. for Authority to Issue Securities in the Form of an Extended Line of Credit and Secured Promissory Note

Bridger Valley Electric Association’s Wildland Fire Protection Plan Compliance Report