CAISO's Board of Governors and the Western Energy Imbalance Market Governing Body approved an extended day-ahead market for the WEIM, calling it a milestone.

A new legislative push for multi-state CAISO governance and the ISO's drive to add an extended day ahead market top this year's agenda.

The CAISO Board of Governors and Western Energy Imbalance Market Governing Body adopted resource sufficiency and storage changes to promote summer reliability.

The Governing Body of CAISO's Western Energy Imbalance Market welcomed a new member and elected its chair and vice chair for the next year.

CAISO's Board of Governors and the Western Energy Imbalance Governing Body adopted changes to WEIM's resource sufficiency evaluation for market participants.

CAISO's Board of Governors extended controversial wheel-through restrictions for two more years as the ISO works on a long-term fix to transmission constraints.

The Western Energy Imbalance Market Governing Body and CAISO Board of Governors were briefed on proposed changes to the WEIM resource sufficiency test.

The WEIM approved participation by utilities within an entity's balancing authority area — a move intended to convince Xcel Energy Colorado to join the market.

CAISO's Board of Governors and the Western Energy Imbalance Market Governing Body agreed to a new split of authority in which FERC could settle disputes.

The Western Energy Imbalance Market's Governance Review Committee approved its proposal for a new delegation of authority between the EIM and CAISO boards.