Gov. Jerry Brown reaffirmed his commitment to an expanded CAISO, a month after calling for a delay in efforts to complete enabling legislation.

CAISO launched an initiative to develop a greenhouse gas accounting system suitable for an expanded ISO.

CAISO is refining a proposal for cost allocation of new transmission facilities in an expanded balancing authority that would include areas of the West outside California.

CAISO's effort to expand into a Western RTO will be postponed this year after California Gov. Jerry Brown postponed a formal proposal.

Utah lawmakers plan to draft a bill requiring PacifiCorp to gain legislative approval before joining an RTO based on an expanded CAISO.

A study suggests CAISO’s expansion into a multistate RTO could save Western ratepayers billions while helping meet emission-reduction goals.

CAISO stepped up efforts to convert skeptics of a Western RTO, convening a forum in Denver to discuss a proposed set of governing principles.