Montana Code Annotated

Mont. Code Ann. § 75-1-101 (2026)

Short Title

✓ current as of May 2026
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TITLE 75. ENVIRONMENTAL PROTECTION

CHAPTER 1. ENVIRONMENTAL POLICY AND PROTECTION GENERALLY

Part 1. General Provisions

Short Title

75-1-101. Short title. Parts 1 through 3 may be cited as the "Montana Environmental Policy Act".

History: En. Sec. 1, Ch. 238, L. 1971; R.C.M. 1947, 69-6501.

Notes of Decisions
Cited in 11 cases, 1980–2014 · leading case: Montana Wildlife Fed'n v. Montana Bd. of Oil & Gas Conservation, 2012 MT 128 (Mont. 2012).
Montana Wildlife Fed'n v. Montana Bd. of Oil & Gas Conservation, 2012 MT 128 (Mont. 2012). · cites it 4× “Section 75-1-101, et seq., MCA; Admin. R.”
Coalition for Canyon Pres. v. Karl S. Bowers, Adm'r, Fed. High. Admin., 632 F.2d 774 (9th Cir. 1980). · cites it 2× “1 The complaint alleged that: (1) the final EIS violated NEPA because it did not adequately discuss alternatives to the proposed action or its impacts on the environment; (2) the EIS violated the Montana Environmental Policy Act (MEPA), Mont. Code Ann. § 75-1-101 et seq. (1979),…”
North Fork Pres. Ass'n v. Dep't of State Lands, 778 P.2d 862 (Mont. 1989). · cites it 2× “The procedures followed by the Department in its dealings with Cenex were governed in part by MEPA (§§ 75-1-101, et seq., MCA) and administrative rules enacted pursuant to MEPA (ARM 26.”
Montana Env't Info. Ctr. v. Dep't of Env't Quality, 1999 MT 248 (Mont. 1999). · cites it 2× “In doing so, it is obligated to comply with the Montana Environmental Policy Act, §§ 75-1-101, et seq., MCA, the Montana Water Quality Act, §§ 75-5-301, et seq.”
Skyline Sportsmen's Ass'n v. Bd. of Land Commissioners, 951 P.2d 29 (Mont. 1997). · cites it 2× “On April 15, 1996, after review by the Department, solicitation of public comment, and preparation of an environmental assessment (EA) as required under the Montana Environmental Policy Act, §§ 75-1-101 through -324, MCA, the Board approved the modified proposal.”
Ravalli Cnty. Fish & Game Ass'n, Inc. v. Montana Dept. of State Lands, 903 P.2d 1362 (Mont. 1995). · cites it 2× “We therefore review §§ 75-1-101 et seq., MCA, and §§ 26.2.641 et seq.”
Pennaco Energy, Inc. v. Montana Bd. of Env't Review, 2008 MT 425 (Mont. 2008). “The court cited § 2-4-506(2), MCA, which is within the Judicial Notice and Declaratory Rulings section of MAPA, and provides that a court may declare an administrative rule invalid only if “the rule was adopted with an arbitrary or capricious disregard for the purpose of the…”
Titeca v. State Ex Rel. Dep't of Fish, Wildlife, & Parks, 634 P.2d 1156 (Mont. 1981). “We can find no language in either the Montana Environmental Policy Act, §§ 75-1-101, et seq., MCA, or the Montana Administrative Procedure Act, §§ 2-4-101, et seq.”
Seattle Master Builders Ass'n v. Pac. Nw. Elec. Power & Conservation Plan. Council, 786 F.2d 1359 (9th Cir. 1986). “Application of State Environmental Laws Petitioners claim that the 1983 plan violates state environmental protection laws *1371 because the Council did not prepare an environmental impact assessment on the model conservation standards.”
Rattlesnake Coalition v. City of Missoula, 2009 MT 189 (Mont. 2009). · cites it 2× “¶ 2 In filing this suit for injunctive and mandatory relief, the Rattlesnake Coalition (hereinafter "the Coalition") argued that the 1999 Wastewater Treatment Plan's environmental review document and the Montana Department of Environmental Quality's (MDEQ) 2007 Environmental…”
Ostby v. Bd. of Oil & Gas Conservation, 2014 MT 105 (Mont. 2014). “In Montana Wildlife Federation the Federation challenged permits issued by the Board on the ground that the Board’s environmental assessments were inadequate under the Montana Environmental Policy Act, § 75-1-101, et seq., MCA. The Federation contended that since its challenge…”
Annotations are extracted automatically from the opinions in the Syfert caselaw corpus and ranked by authority, recency, and treatment. Dots show Syfertize treatment of the citing case itself.