(a) The secretary or any employe, group of employes, labor organization or party to whom any type of wages is payable may institute prosecutions under this act.

(b) In addition to any other penalty or punishment otherwise prescribed by law, any employer who violates any provisions of this act shall be guilty of a summary offense and, upon conviction thereof, shall be punished by a fine of not more than three hundred dollars ($300), or by imprisonment up to 90 days, or by both, for each offense. The good faith contest or dispute by any employer of any wage claim or the good faith assertion of a right of set-off or counter-claim shall not be considered a violation of this act: Provided, That the employer has paid all wages due in excess of the amount in dispute or asserted to be subject to a right of set-off or counter-claim. Nonpayment of wages to, on account of, or for the benefit of each individual employe shall constitute a separate offense.

(c) Where such employer is a corporation, the president, secretary, treasurer or officers exercising corresponding functions shall each be guilty of such summary offense.

(d) All fines or penalties collected under this act shall be paid into the State Treasury through the Department of Revenue to the credit of the General Fund.