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February 26, 2026

California Independent System Operator (CAISO)

California Regulatory Model Fosters — and Hinders — DER Integration
Last week’s Infocast California Distributed Energy Summit was a crash course in the complexity of developing policies on distributed energy resources.
CAISO Monitor Seeks Congestion Revenue Rights Auction Reforms
CAISO paid congestion revenue rights holders $27 million more than it took in from CRR auctions during the first half of the year, according to the ISO’s Department of Market Monitoring.
CAISO Issues Revised Proposal to Expand LSE Definition
CAISO released a final draft proposal to expand the definition of a “load-serving entity” to include organizations purchasing wholesale power to serve their own needs.
Valley Electric Board Approves Sale of 230-kV Network to GridLiance
The Valley Electric Association board of directors approved an agreement to sell the cooperative’s 230-kV transmission network to GridLiance for about $200 million.
Interior Dept. Approves First Phase of California Desert Renewable Plan
The U.S. Interior Department approved the first phase of the California Desert Renewable Plan, a master plan for developing renewable energy on 10.8 million acres of California desert.
Distributed Resources to Reshape Industry, Symposium Panelists Say
The increased adoption of distributed energy resources occupied center stage during the second day of CAISO’s annual Stakeholder Symposium.
Gov. Brown Reaffirms Commitment to Expanded CAISO
Gov. Jerry Brown reaffirmed his commitment to an expanded CAISO, a month after calling for a delay in efforts to complete enabling legislation.
CAISO Kicks off Effort to Track GHGs Under Regionalization
CAISO launched an initiative to develop a greenhouse gas accounting system suitable for an expanded ISO.
New Western EIM Participants on Track to Join Market in October
Arizona Public Service and Puget Sound Energy have met the milestones to participate in the CAISO-run Western EIM and will begin trading in the market on Oct. 1.
CAISO Board OKs Grid Services Requirements for Renewables
The CAISO Board of Governors approved proposed Tariff revisions that will require new renewable resources be capable of providing grid-stability services as a condition for interconnecting with the ISO’s system.

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