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1-800-551-UDIG (8344) or 406-755-UDIG or 811 [email protected]

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Legal Holidays

If the legal holiday falls on a Saturday or Sunday, the preceding Friday or following Monday will be excluded.

New Year’s Day
January 1
Memorial Day
Last Monday in May
Independence Day
July 4
Labor Day
First Monday in September
Thanksgiving Day
Fourth Thursday in November
Christmas Day
December 25