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Mineral Leasing Act of 1920 (MLA)

Wyoming v. United States Department of the Interior

A district court struck down BLM's 2016 rule promulgating new regulations to reduce natural gas waste during oil and gas production activities on federal land and Indian leases. States argued that the rule exceeded BLM's statutory...

California v. Bernhardt

A district court vacated the Trump Administration's rescission of the Obama Administration's Waste Prevention Rule, which was enacted to reduce methane waste from oil and gas operations on public and tribal lands. California, New Mexico...

United States Forest Service v. Cowpasture River Preservation Ass'n

The U.S. Supreme Court held, 7-2, that the Forest Service had authority under the Mineral Leasing Act (MLA) to issue a special use permit that granted a right-of-way for a segment of a natural gas pipeline to be constructed beneath the...

Wildearth Guardians v. Chao

A district court denied the Pipeline and Hazardous Materials Safety Administration's (PHMSA's) motion to dismiss a challenge to the agency's pipeline inspection regulations. An environmental group argued that PHMSA's existing...

Sierra Club v. United States Department of the Interior

The Fourth Circuit vacated both an incidental take statement issued by FWS and a right-of-way permit issued by the National Park Service (NPS) for construction of a natural gas pipeline that intersects the Blue Ridge Parkway....

Sierra Club, Inc. v. United States Forest Service

The Fourth Circuit vacated and remanded BLM's decision granting a right-of-way through federal land for construction of a pipeline and the U.S. Forest Service's decision to amend the Jefferson National Forest Land Resource Management...

Western Energy Alliance v. Salazar

The Tenth Circuit dismissed an appeal brought by energy companies arguing that §266(b)(1)(A) of the Mineral Leasing Act requires BLM to issue oil and gas leases within 60 days of payment. The energy companies were the highest bidders on...

Southern Utah Wilderness Alliance v. Palma

The Tenth Circuit affirmed a lower court decision dismissing environmental groups' case challenging decisions made by BLM and the Interior Board of Land Appeals (IBLA) concerning the legality of 39 oil and gas leases in southern Utah....

Amigos Bravos v. BLM

A district court granted in part and denied in part the United States' motion to dismiss citizen groups’ claims challenging the approval of certain quarterly oil and gas lease sales under, among other things, the APA, FLPMA, the...

Cuba Soiil & Water Conservation Dist. v. Lewis

The Tenth Circuit held that the Federal Mineral Leasing Act (FMLA) does not provide political subdivisions of a state an implied cause of action to challenge the state's allocation of federal mineral royalties received under the Act....