Whenever any act of a secular nature, other than a work of necessity or mercy, is appointed by law or contract to be performed upon a particular day, which day falls upon a holiday or a Saturday, such act may be performed upon the next business day with the same effect as if it had been performed upon the day appointed.
Mont. Code Ann. § 1-1-307
Postponement of day appointed for an action when it falls on a holiday or Saturday
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.