Idaho Code § 40-2301: Right of entry to make surveys.

Agents and employees of the board, county commissioners and highway district commissioners shall have the right to enter upon any land to make surveys for any of the purposes of this title in the manner provided by law. Agents and employees of the board, county commissioners and highway district commissioners who are licensed as, or under the direction of, professional land surveyors shall have the right to enter upon any land to set right-of-way monuments for the purposes of this title in the manner provided by law.