No person shall without lawful authority attempt to or in fact alter, deface, injure, knock down, or remove any official traffic-control device or any railroad sign or signal or any inscription, shield, or insignia thereon, or any other part thereof.
W. Va. Code § 17C-3-9
Interference with official traffic-control devices or railroad signs or signals
Official source: West Virginia Legislature. Reproduced from public-domain West Virginia statutes; confirm against the official source for the current text. Not legal advice.