On December 29, 2025, in Docket No. ER26-899-000, PJM submitted revisions to PJM Tariff, Schedule 12 – Appendix, Schedule 12 – Appendix A, and Schedule 12 – Appendix C to update annual cost responsibility assignments for Regional Facilities, Necessary Lower Voltage Facilities, Lower Voltage Facilities, and State Agreement Public Policy Projects, consistent with PJM Tariff, Schedule 12. This filing also includes minor ministerial clean-up revisions to Schedule 12 – Appendix, section 14. PJM requested the revisions to the annual cost assignments be effective as of January 1, 2026, and that the ministerial clean-up changes be effective as of January 1, 2024.

On December 29, 2025, in Docket No. ER26-420-000, the Commission accepted PJM’s proposed revisions to the PJM Operating Agreement, Schedule 12, and the RAA, Schedule 17, to (i) add the new members, (ii) remove withdrawn members, (iii) remove a member whose membership was terminated pursuant to the default provisions of the Operating Agreement, (iv) reflect corporate name changes of certain members, and (v) add new signatories to the RAA during the third quarter of 2025. The revisions will be effective September 30, 2025, as requested.

On December 23, 2025, in Docket No. ER26-695-000, PJM Interconnection, L.L.C. submitted an answer to the Comments in Support filed by PPL Electric Utilities Corporation for the limited purpose of clarifying the issues in this proceeding.