(a) A person commits an offense if the person violates Section 2158.002(a).
(b) An offense under this section is a Class C misdemeanor.
(c) It is a defense to prosecution under this section that the parking facility owner posted a conspicuous sign at least two feet wide and two feet high at the entrance to the parking facility stating:
(1) in print at least six inches in height, the rate that is normally charged for parking a vehicle in the facility; and
(2) in print at least six inches in height, the rate that is charged for parking a vehicle in the facility in connection with a special event.