RSA 236:8: Damaging Guard Rails or Highway Signs; Penalty.

Any person who willfully removes, injures, defaces or damages any guard rail, guide board, sign, post, marker, or the letters or figures thereon, or any traffic device or traffic signal, or any design, marking or wording used to designate a highway route or painted on the highway to control traffic, erected, painted or maintained by the state or a city or town, on any public highway, or any snow fence on any such highway or land adjacent thereto, shall be guilty of a violation if a natural person, or guilty of a misdemeanor if any other person.