(a) No person shall destroy, mark, soil or paint, or draw, inscribe, write, spray paint or place graffiti upon, or remove, injure or tamper with any facility, conveyance, sign, advertisement, or notice of MTABC, including any MTABC facilities under the jurisdiction of tenants or licensees, except that this provision shall not apply to any work within the scope of any contract made by or on behalf of MTABC.

(b) No person shall post, distribute or display any sign, poster, notice, advertisement or other printed or written matter in or on any facility or conveyance without the permission of MTABC, except as otherwise provided by law.

(c) Except as an incident to travel on MTABC conveyances for which a fare has been paid or which has otherwise been duly authorized by MTABC, no conveyance or facility may be occupied, used or handled, except by permit, agreement, license or other authorization of the authority or MTABC duly made.