The listed holidays are legal holidays in Montana.
Martin Luther King, Jr. Day (third Monday in January)
Lincoln and Washington's Birthday (third Monday in February)
Memorial Day (last Monday in May)
Labor Day (first Monday in September)
Columbus Day (second Monday in October)
Sundays
New Year's Day (January 1)
Lincoln's Birthday (February 12)
Independence Day (July 4)
Veterans' Day (November 11)
Thanksgiving Day (fourth Thursday in November)
Christmas Day (December 25)
general election days
If any legal holidays fall on a Sunday, the following Monday is a holiday.