Environmental groups are challenging changes to coal mining regulations in Montana that they claim will weaken environmental protections and failed to go through the federal review process.

The Biden administration has banned new federal oil and gas leasing and mining for 20 years on 351,000 acres of public lands surrounding Chaco Culture National Historical Park, a move it said will protect the New Mexico site considered sacred to tribes.

The IRS and Treasury intend to address in upcoming proposed rules the ambiguities for tax-exempt and government entities that receive clean energy tax credits and grants, an IRS official said Friday.

A pipeline price war is brewing in Canada, with Enbridge Inc. slashing the rates it charges producers to ship crude on its Mainline system before a rival line starts up next year.

General Motors Co. and Stellantis NV paid a combined $363 million in civil penalties for failing to meet US fuel efficiency standards dating back to the Trump administration, according to filings with federal regulators.

Direct Energy LP must face revived allegations that it sent ringless voicemails to consumers in violation of the Telephone Consumer Protection Act, after a federal appeals court overturned a lower court’s dismissal of the lawsuit.