The easements, rights-of-way, or real property owned by irrigation districts, Carey act operating companies, nonprofit irrigation entities, lateral ditch associations, and drainage districts are not subject to adverse possession. No person shall prevent free access of authorized personnel on such easements, rights-of-way, or other real property, or construct any obstruction on such easements, rights-of-way, or other real property in an effort to adversely possess said easement, right-of-way, or other real property.
Idaho Code § 42-1208