After more than six months of operations under its Market Renewal Program, IESO is implementing “non-substantive” rule changes it says will improve clarity and alignment.

IESO officials say they are shifting from correcting implementation problems to seeking structural improvements in their nodal market.

MISO said it will file by the end of the month to scrap a clunky and all-but-abandoned generator offer style from its tariff.

FERC ordered ISO-NE to reconsider its market mitigation rules because of an “unanticipated and highly atypical” situation that pushed prices higher Dec. 24.

MISO presided over reliable operations at higher prices this summer, with its IMM displeased over how many units the RTO calls up to maintain reliability.

CPower has agreed to a $2.5 million penalty after FERC's enforcement division found the company took capacity payments in violation of ISO-NE rules.

December contained unexceptional load and growing energy prices, according to MISO's monthly operations report.

CAISO restarted the stakeholder process to expand its Western Energy Imbalance Market from a real-time to a day-ahead interstate market after a 14-month break.

Stakeholders unanimously voted to amend PJM's issue charge addressing the calculation of regulation mileage ratio, asking the RTO for more time to discuss.

SPP will soon file a full report on the Integrated Marketplace’s first year of performance, but its most recent quarterly State of the Market report indicates the market expansion hasn’t affected the fundamental dynamics in the region.