N.C. Gen. Stat. § 14-384
If any person shall wantonly or maliciously mutilate, deface, pull or tear down, destroy or otherwise damage any notice, sign or advertisement, unless immoral or obscene, whether put up by an officer of the law in performance of the duties of his office or by some other person for a lawful purpose, before the object for which such notice, sign or advertisement was posted shall have been accomplished, he shall be guilty of a Class 3 misdemeanor. Nothing herein contained shall apply to any person mutilating, defacing, pulling or tearing down, destroying or otherwise damaging notices, signs or advertisements put upon his own land or lands of which he may have charge or control, unless consent of such person to put up such notice, sign or advertisement shall have first been obtained, except those put up by an officer of the law in the performance of the duties of his office.
N.C. Gen. Stat. § 14-384