All parking permits must be displayed in the approved position on the vehicle with permit numbers and relevant dates visible. Vehicles with permits which are not displayed in accordance with the provisions of this section are subject to parking tickets for the violation of improperly displaying a permit.

(1) Autos and trucks:

(a) Hanging permits, both annual and daily, must be displayed hanging from the rear-view mirror post.

(b) Permits mounted solely by suction cup and permit decals directly affixed to the windshield must be displayed on the front windshield at the lower left corner (driver's side). Decals must be mounted completely by means of their own adhesive (not by tape).

(2) Motorcycles and mopeds: Motorcycle and moped permits must be mounted completely by means of their own adhesive and prominently displayed on the left rear side of the vehicle or on top of the rear tail light.