Kentucky Public Service Commission

Big Rivers Response to the Commission Staffs Second Request to Produce dated March 18, 2024

Senthia Santana Big Rivers Electric Corporation

Data Request

Order Entered: 1. The procedural schedule established on December 8, 2023, is amended. 2. The amended dates to the procedural schedule are set forth in the Appendix attached to this Order. 3. All provisions of the Commission’s December 8, 2023 Order that are in conflict with the provisions of this Order are vacated, and all other provisions not in conflict with the provisions of this Order shall remain in effect.

Direct Testimony and Big Rivers Responses to Staffs Information Request in December 8, 2023, Order

Senthia Santana Big Rivers Electric Corporation

Order Entered nunc pro tunc, that: 1. The case style is amended to read: An Electronic Examination by the Public Service Commission of the Environmental Surcharge Mechanism of Big Rivers Electric Corporation for the Six-Month Billing Periods Ending January 31, 2020, July 31, 2020, January 31, 2021, January 31, 2022, July 31, 2022, and January 31, 2023, the Two-Year Billing Periods Ending July 31, 2021, and July 31, 2023, and the Pass-Through Mechanism of Its Three Member Distribution Cooperatives 2. The first full paragraph on page 2 of the Order is stricken and is replaced with the following language: On its own motion, the Commission initiates (1) the six-month review of BREC’s environmental surcharge for the billing months ending January 31, 2020, July 31, 2020, January 31, 2021, January 31, 2022, July 31, 2022, and January 31, 2023; (2) the two-year review of BREC’s environmental surcharge for the billing months ending July 31, 2021, and July 31, 2023; (3) the corresponding reviews of the Member Cooperatives’ pass-through mechanisms for the six-month review periods billed beginning September 1, 2019, March 1, 2020, September 1, 2020, September 1, 2021, March 1, 2022, and September 1, 2022, to their retail member customers, and billed beginning August 1, 2019, February 1, 2020, August 1, 2020, August 1, 2021, February 1, 2022, and

807 KAR 5:001 Section 8(10)(b) Certificate

Senthia T Santana Big Rivers Electric Corporation

Order Entered: 1. This proceeding is initiated to review BREC’s environmental surcharge and the pass-through mechanism for BREC’s Member Cooperatives for the expense periods set forth in this Order. 2. The procedural schedule set forth in Appendix A to this Order shall be followed. 3. BREC and each of its Member Cooperatives listed in footnote 2 in this Order shall be parties to this case. 4. On or before the date set forth in the procedural schedule, BREC and each of its Member Cooperatives shall file its responses to the information requested in Appendix B attached to this Order. 5. BREC and each of its Member Cooperatives shall respond to any additional requests for information propounded by Commission Staff as provided in those requests. 6. Unless otherwise ordered by the Commission, the procedures set forth in 807 KAR 5:001, Section 8, related to the service and electronic filing of papers shall be followed in this proceeding. 7. Any party filing a paper with the Commission shall file an electronic copy in accordance with the electronic filing procedures set forth in 807 KAR 5:001, Section 8. Electronic documents shall be in portable document format (PDF), shall be searchable, and shall be appropriately bookmarked. The Commission directs the parties to the Commission’s July 22, 2021 Order in Case No. 2020-000855 regarding filings with the Commission.