Transmission Development Forum: Updated Network Upgrades Workbooks posted

In follow-up to the Jan. 28, 2026 Transmission Development Forum (TDF), updates were identified for the Transmission Planning Process (TPP) and Network Upgrades Workbooks.

The California ISO has posted the revised workbooks to the Transmission Development Forum meeting webpage, reflecting these updates.

Contact information

Please contact Yelena Kopylov-Alford at ykopylovalford@caiso.com or ISOStakeholderAffairs@caiso.com with any questions.