Wholesale transmission service

This page contains standard contracts and currently effective PG&E tariffs associated with wholesale transmission service. It can be read using the Adobe Reader.

Other standard tariffs such as the ISO Tariff are available at California Independent System Operator.

Access the tariffs and standard agreement

Posted documents may be subject to regulatory review, litigation and/or amendment—consult the appropriate regulatory authority for current status. Also, the conversion to Acrobat files may cause pagination variances from the official, filed version.

Transmission Owner

• Transmission Owner Tariff (PDF) [Effective 01/01/2024]
  • TO21 Formula Model (XLSX) [Effective 01/01/2024]
  • FERC ORDER 20231229-3012 ER24-96-000 (PDF) [Issued 12/29/2023]
• Annual Update: Transmission Owner Tariff Rate Year 2025 [Posted 12/02/2024]
  • TO21 RY2025 Transmittal Letter (PDF)
  • Link to FERC eLibrary: eLibrary | Document Information
• Rate Year 2025 Discovery Responses 
  • CPUC Set 01 [June 17, 2024 – October 5, 2024] (PDF)
  • CPUC Set 02 [June 17, 2024 – October 5, 2024] (PDF)
    • CPUC Set 02 Attachments [June 17, 2024 – October 5, 2024] (ZIP)
  • CPUC Set 03 [June 17, 2024 – October 5, 2024] (PDF)
    • CPUC Set 03 Attachments [June 17, 2024 – October 5, 2024 (ZIP)
  • CPUC Set 04 [June 17, 2024 – October 5, 2024] (PDF)
    • CPUC Set 04 Attachments [June 17, 2024 – October 5, 2024] (XLSX)
  • NCPA Set 01 [June 17, 2024 – October 5, 2024] (PDF)
    • NCPA Set 01 Attachments [June 17, 2024 – October 5, 2024] (ZIP)
  • Six Cities Set 01 [June 17, 2024 – October 5, 2024] (PDF)
    • Six Cities Set 01 Attachments [June 17, 2024 – October 5, 2024] (ZIP)

Wholesale Distribution

• Wholesale Distribution Tariff (PDF) [Effective 01/01/2024]
  • WDT3 Rate Year 2024 Formula Model (XLSX) [Effective 01/01/2024]
• Annual Update: Wholesale Distribution Tariff Rate Year 2025 [Posted 12/02/2024]
  • WDT3 RY2025 Transmittal Letter (PDF)
  • Link to FERC eLibrary: eLibrary | Document Information
• Fourth Wholesale Distribution Tariff Rate Case (“WDT4”) [Posted 10/25/2024]
  • WDT4 Transmittal Letter (PDF)
  • Link to FERC eLibrary: eLibrary | Document Information

Transmission Interconnection

• Transmission Interconnection Handbook