Montana Legal Holidays
1-1-216 Legal holidays and business days.
(1) The following are legal holidays in the state of Montana:
(a) Each Sunday;
(b) New Year’s Day, January 1;
(c) Martin Luther King Jr. Day, the third Monday in January;
(d) Lincoln’s and Washington’s Birthdays, the third Monday in February;
(e) Memorial Day, the last Monday in May;
(f) Independence Day, July 4;
(g) Labor Day, the first Monday in September;
(h) Columbus Day, the second Monday in October;
(i) Veterans’ Day, November 11;
(j) Thanksgiving Day, the fourth Thursday in November;
(k) Christmas Day, December 25;
(l) State general election day.
(2) If any of the above-enumerated holidays (except Sunday) fall upon a Sunday, the Monday following is a holiday. All other days are business days.
Mont. Code Anno., § 1-1-216