An oil or gas lease issued on state lands may not embrace more than 640 acres, except that any section surveyed by the United States which contains more than 640 acres may be included under one lease.
Mont. Code Ann. § 77-3-404
Limitation on area under single lease
En
Official source: Montana Code Annotated (Montana Legislature). Reproduced from public-domain Montana statutes; confirm against the official source for the current text. Not legal advice.