ERCOT Standard Generation Interconnection Agreement Amendments

Strategic Insights -

The Public Utility Commission of Texas has filed a document regarding amendments to the ERCOT Standard Generation Interconnection Agreement between Electric Transmission Texas, LLC (ETT) and Cascabel Wind Energy, LLC (Generator). The amendments, filed on May 27, 2025, revise several sections of the agreement, including definitions, exhibits, and termination clauses. The revised agreement reflects changes to the ERCOT Standard Generation Interconnection Agreement, including the removal of certain definitions and the addition of new ones. These amendments are intended to bring the agreement in line with the latest ERCOT requirements and ensure compliance with PUCT rules.

Key Takeaways:

  • The ERCOT Standard Generation Interconnection Agreement has been amended to reflect changes to the ERCOT Standard Generation Interconnection Agreement (2007 version published by ERCOT).
  • The amendments include revisions to definitions, such as "Agreement," "Commercial Operation," "Control Area," "ERCOT Requirements," "Facilities Study," "GIF," "Good Utility Practice," "Plant," "Point of Interconnection," and "System Protection Equipment."
  • The agreement now includes new definitions, such as "Full Interconnection Study Agreement," "Full Interconnection Study," and "Fiber Optic PCO," to align with the latest ERCOT requirements and PUCT rules.
  • Exhibits have been revised to include new information, such as the conceptual one-line drawing of the point of interconnection and the form of irrevocable standby letter of credit.
  • The termination clause has been revised to include a provision for written notice to the Generator if the Plants have not achieved Commercial Operation within one year after the Scheduled Commercial Operation Date.
  • The TSP shall file this executed Agreement with the PUCT, and each Party will reasonably cooperate with each other in connection with such filings.

Statistics:

  • The amendments were filed on May 27, 2025
  • The revised agreement reflects changes to the ERCOT Standard Generation Interconnection Agreement (2007 version published by ERCOT)
  • 14 definitions were revised or added, including "Agreement," "Commercial Operation," "Control Area," "ERCOT Requirements," "Facilities Study," "GIF," "Good Utility Practice," "Plant," "Point of Interconnection," "System Protection Equipment," "Full Interconnection Study Agreement," "Full Interconnection Study," "Fiber Optic PCO," and "Synchronization"
  • 3 exhibits were revised or added, including Exhibit "C-1", Exhibit "E-1", and Exhibit "E-2"
  • 1 termination clause was revised

Sources:

  • Electric Transmission Texas, LLC, ERCOT Standard Generation Interconnection Agreement, filed with the Public Utility Commission of Texas, May 27, 2025
  • Public Utility Commission of Texas, Filed Document, May 27, 2025
  • ERCOT, ERCOT Standard Generation Interconnection Agreement (2007 version published by ERCOT)