A person who violates the provisions of 61-9-321 is guilty of a misdemeanor and upon conviction shall be fined not to exceed $500.
Mont. Code Ann. § 61-9-521
Violation of engine compression brake device provisions -- penalty
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.