MONTANA CODE ANNOTATED § 40-1-210
No license to be issued when applicants under influence of liquor or drug
No license to marry shall be issued if, at the time of making application, either of the applicants is under the influence of intoxicating liquor or narcotic drug.
En. Sec. 6, Ch. 232, L. 1963; R.C.M. 1947, 48-147.