When a person affixes the person's property to the land of another without an agreement permitting the person to remove it, the thing affixed, except as provided in 70-18-102 and in the Uniform Commercial Code, belongs to the owner of the land unless the owner of the land chooses to require the person to remove it.
Mont. Code Ann. § 70-18-101
Fixture attached by other -- accession by owner
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.