Idaho Code § 18-7016: Obliterating and defacing boundary monuments.

Every person who either:

1. Maliciously removes any monument erected for the purpose of designating any point in the boundary of any lot or tract of land; or

2. Maliciously defaces or alters the marks upon any such monument; or

3. Maliciously cuts down or removes any tree upon which any such marks have been made for such purpose, with intent to destroy such marks;

Is guilty of a misdemeanor.