The failure to file a claim of an existing right as required by 85-2-221 (1) establishes a conclusive presumption of abandonment of that right.
Mont. Code Ann. § 85-2-226
Abandonment by failure to file claim
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.