NYISO gave ICAP/MIWG proposed methodology for measuring implied marginal emission rates to increase transparency around New York’s emissions output.

The PJM Market Implementation Committee overwhelmingly voted to endorse manual revisions to put limits on when generators can submit real-time values.

ERCOT is looking at a revised operating reserve demand curve and additional ancillary services to bridge the proposed performance credit mechanism.

The Texas PUC has asked the state’s Texas Supreme Court to overturn a recent appeals court ruling that could unwind market transactions during Winter Storm Uri.

ERCOT CEO Pablo Vegas endorsed the PUC's performance credit mechanism, saying it will incent new and preserve existing dispatchable generation.

NEPOOL's Markets Committee approved changes to the Inventoried Energy Program intended to get the winter reliability program in line with global energy markets.

FERC approved MISO’s Transmission Owners’ request to eliminate reactive power compensation for generators, cutting a $220 million annual revenue requirement.

The Solar Energy Industries Association lodged a complaint at FERC against MISO’s practice of blocking intermittent resources from its ancillary service market.

RTO stakeholders presented FERC with a cornucopia of suggestions for dealing with electrification and the increasing penetration of renewables.

ISO-NE continued to elaborate its proposed methods for de-rating gas resources in the winter, when there may be challenges getting fuel.