Ala. Code § 37-2-17

(a) If any transportation company doing business in this state or its agents or employees are guilty of making or demanding or receiving any charge for the transportation of persons or property, or for any service pertaining to or connected therewith, in excess of that prescribed by the Public Service Commission as by this chapter authorized, and after due notice of such violation given to the president or managing officer or any superintendent thereof in this state, and if ample and full recompense for the wrong or injury thereby to any person, firm, company, or corporation shall not be made within 60 days from the time of such notice, such transportation company shall forfeit for each offense the sum of not less than $50.00 nor more than $1,000.00, to be fixed by the court.

(b) An action for the recovery of the penalty shall be in any circuit court in any county in this state where such violation has occurred or wrong has been perpetrated, and it shall be in the name of the State of Alabama. The commission may order the institution of such action by the Attorney General or the district attorney in the circuit in which the wrong is perpetrated, or such other attorney-at-law as may be appointed, on the complaint or request of the person aggrieved.