The governor, executive officers, heads of state departments, and judicial officers are liable to impeachment for felonies and misdemeanors or malfeasance in office.
Mont. Code Ann. § 5-5-401
Officers liable to impeachment
Our present impeachment laws are substantially the same as the territorial acts which provided for trial by the council
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.