The D.C. Circuit threw out a challenge from the Midwest Ozone Group to EPA's Cross-State Air Pollution Rule.

Texas regulators have cited the state's right of first refusal law in denying Grid United’s request to build a link between ERCOT and the West.

ERCOT’s Board of Directors has resolved one of two contentious issues between staff and stakeholders, setting the other aside for the time being.

The D.C. Circuit Court of Appeals on Tuesday denied two petitions challenging the EPA's final actions on its Regional Haze rule designed to improve air quality and visibility in national parks and wilderness areas.

Oklahoma Attorney General Scott Pruitt told the Senate Environment and Public Works Committee he did not agree with Trump's claim that climate change is a hoax.

MISO told the Reliability Subcommittee that it will have an easier time than expected complying with EPA’s Cross State Air Pollution Rule (CSAPR).

MISO reversed its position on the possibility of developing a limited coordinated system planning study with SPP and Planning Advisory Committee news.

AEP and FirstEnergy's plans to shut down coal-fired generation under the EPA’s MATS won't change even if the Supreme Court throws out the standards.

News briefs on the federal agencies that impact those doing business in PJM's footprint. This week, we highlight the National Renewable Energy Laboratory and the Environmental Protection Agency.

Briefs from federal agencies governing PJM Interconnection and other national organizations. This week's news include stories from the Energy Information Administration, the Environmental Protection Agency, the Supreme Court and the DC Circuit Court.