A city may include as part of the city any platted or unplatted tract or parcel of land that is wholly surrounded by the city upon passing a resolution of intent, giving notice, and passing a resolution of annexation. Except as provided in 7-2-4502, the provisions of 7-2-4312 through 7-2-4314 apply to these resolutions and the notice requirement.
Annexation Of Wholly Surrounded Land
Mont. Code Ann. § 7-2-4501, under Annexation of Wholly Surrounded Land.
Mont. Code Ann. § 7-2-4501