In addition to interest at the rate of six per cent (6%) per year, a pawnbroker may charge and collect from the pledger fees for storage, insurance, investigation, and other services which shall be--
Not more than two and one-half per cent (2 1/2 %) per month on that part of the unpaid principal balance of any loan: Provided, however, That a pawnbroker may charge an additional fee of up to one dollar ($1.00) to cover reporting relating to any pledge required by any governmental unit.
A pawnbroker shall at the time of payment furnish to the person paying a receipt showing the number of the pawn ticket on which the payment is made, the date of payment, the amount paid on principal of the loan, the amount paid for interest, and fees for storage, insurance investigation and other services contemplated by this section, and the amount, if any, paid to the pawnbroker for cleaning, pressing, repairing or other similar services to the pledged personal property, which have been requested by the pledger. A duplicate copy of every receipt issued shall be retained by the pawnbroker for his record.
63 P.S. § 281-12