There is a department of commerce. The department head is a director of commerce appointed by the governor in accordance with 2-15-111.
Mont. Code Ann. § 2-15-1801
Department of commerce -- head
En. 82A-401 by Sec. 1, Ch. 272, L. 1971; amd
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.