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Transmission development forum

The California ISO, in conjunction with the California Public Utilities Commission and the participating transmission owners, will hold biannual public stakeholder forums to provide status updates on the transmission projects previously approved through the transmission planning process and network upgrades identified in the generation interconnection process.

Upcoming meetings

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Meeting documents (last 12 months)

All meeting documents

08/12/2026

12:00 AM - 11:59 PM

Comments due - Transmission Development Forum

No documents associated with this event.

07/29/2026

9:00 AM - 4:00 PM

Transmission Development Forum

Related documents

Comments - City and County of San Francisco - Transmission Development Forum - Jul 29, 202608/13/2026, 1:36 PM
Comments - Eolus - Transmission Development Forum - Jul 29, 202608/13/2026, 1:36 PM
Comments - New Energy Works - Transmission Development Forum - Jul 29, 202608/13/2026, 1:37 PM
Comments - SB Energy - Transmission Development Forum - Jul 29, 202608/13/2026, 1:37 PM
Comments - EDP - Transmission Development Forum - Jul 29, 202608/13/2026, 1:36 PM
Comments - ESVOLTA - Transmission Development Forum - Jul 29, 202608/13/2026, 1:36 PM
Comments - Longroad Energy - Transmission Development Forum - Jul 29, 202608/13/2026, 1:36 PM
Comments - CPUC Energy Division Staff - Transmission Development Forum - Jul 29, 202608/13/2026, 1:36 PM
Approved Projects - Transmission Planning Process - Jul 202608/03/2026, 3:05 PM
replacing document
Network Upgrades - Generation Interconnection - Jul 202608/03/2026, 3:05 PM
Agenda Overview - Transmission Development Forum - Jul 29, 202607/28/2026, 8:40 AM
Presentation - Cal Grid - Transmission Development Forum - Jul 29, 202607/27/2026, 2:51 PM
Presentation - Gridliance West - Transmission Development Forum - Jul 29, 202607/27/2026, 2:51 PM
Presentation - Horizon West Transmission - Transmission Development Forum - Jul 29, 202607/27/2026, 2:51 PM
Presentation - SDGE - Transmission Development Forum - Jul 29, 202607/27/2026, 2:52 PM
Presentation - Southern California Edison - Transmission Development Forum - Jul 29, 202608/03/2026, 3:05 PM
Presentation - LS Power - Transmission Development Forum - Jul 29, 202607/27/2026, 2:51 PM
Presentation - PG&E - Transmission Development Forum - Jul 29, 202607/29/2026, 8:23 AM
Wrap-up - Transmission Development Forum - Jul 29, 202607/27/2026, 2:52 PM

01/28/2026

9:00 AM - 4:00 PM

Transmission Development Forum

Related documents

ISO Response to Comments Matrix - Transmission Development Forum - Jan 28, 202603/20/2026, 9:50 AM
Approved Projects - Transmission Planning Process - Jan 28, 202603/05/2026, 3:11 PM
Comments - Clearway - Transmission Development Forum - Jan 28, 202602/13/2026, 2:00 PM
Comments - Qualus - Transmission Development Forum - Jan 28, 202602/13/2026, 2:00 PM
Comments - California Public Utility Commission - Transmission Development Forum - Jan 28, 202602/13/2026, 2:00 PM
Approved Projects - Transmission Planning Process - January 202604/09/2026, 4:40 PM
Network Upgrades - Generator Interconnection - January 202602/02/2026, 2:43 PM
Agenda - Transmission Development Forum - Jan 28, 202601/26/2026, 11:46 AM
Presentation - Gridliance - Transmission Development Forum - Jan 28, 202601/26/2026, 11:45 AM
Presentation - Horizon West Transmission - Transmission Development Forum - Jan 28, 202601/26/2026, 11:45 AM
Presentation - San Diego Gas and Electric - Transmission Development Forum - Jan 28, 202603/26/2026, 1:12 PM
Presentation - Southern California Edison - Transmission Development Forum - Jan 28, 202601/27/2026, 9:19 AM
Presentation - LS Power - Transmission Development Forum - Jan 28, 202601/26/2026, 11:46 AM
Presentation - Cal Grid - Transmission Development Forum - Jan 28, 202601/26/2026, 11:46 AM
Presentation - PG&E - Transmission Development Forum - Jan 28, 202601/26/2026, 11:46 AM
Wrap-up - Transmission Development Forum - Jan 28, 202601/26/2026, 11:46 AM
Presentation - Southern California Edison - Transmission Development Forum - Jan 28, 202601/27/2026, 9:19 AM
Presentation - California Public Utilities Commission - Transmission Development Forum - Jan 28, 202601/27/2026, 2:39 PM

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