No person shall park any vehicle in any parking space (except as otherwise permitted in this chapter) without immediately depositing in the parking meter adjacent, or centrally located, to said space such lawful coin or coins of the United States as are required by such meter and designated by directions on the meter, and when required by directions on the meter, setting in operation the timing mechanism thereof (if applicable), in accordance with said directions, unless the parking meter indicates at the time such vehicle is parked that an unexpired portion remains of the period for which a coin or coins have been previously deposited.
(496-7/46, 582-4/52, 3660-9/04)