Idaho Code § 35-111

In all cases where the inclosures of two (2) or more persons are divided by a partition fence of any kind, and either of the parties thinks proper to vacate his part of such inclosure, or to make a lane of passage between such adjoining inclosures, such person is at liberty to remove his share or part of such partition fence, on giving six (6) months’ notice in writing of such intention to the party owning or occupying the adjoining inclosure, or to his agent, if such party is not a resident of the county.