Any person violating any provision of:

(1) This part relating to the inspection and sale of gasoline, kerosene, and other petroleum products; or

(2) Code Section 10-1-164 providing for the regulation of signs advertising the price of motor fuel which are displayed by retailers of motor fuel; or

(3) Any rule, regulation, or standard promulgated or adopted by the Commissioner of Agriculture or the Department of Agriculture under the provisions of any of the above

shall be liable to a civil penalty not to exceed $1,000.00 for such violation. The Commissioner, after a hearing, shall determine whether any person has violated this Code section and upon a proper finding may issue his order imposing a civil penalty as provided in this Code section. All hearings and proceedings under this Code section shall be held and taken under Chapter 13 of Title 50, the "Georgia Administrative Procedure Act."