Brandon J. Patty 
St. Johns County Clerk of the Circuit Court and Comptroller

4010 Lewis Speedway
St. Augustine, FL  32084
Tel: (904) 819-3600

(5) A unit of local government, including a municipality, special district, or board of county commissioners or other governing body of a county, a consolidated or metropolitan government, and any clerk of the circuit court, sheriff, property appraiser, tax collector, or supervisor of elections, is authorized to accept payment by use of credit cards, charge cards, bank debit cards, and electronic funds transfers for financial obligations that are owing to such unit of local government and to surcharge the person who uses a credit card, charge card, bank debit card, or electronic funds transfer in payment of taxes, license fees, tuition, fines, civil penalties, court-ordered payments, or court costs, or other statutorily prescribed revenues an amount sufficient to pay the service fee charges by the financial institution, vending service company, or credit card company for such services. A unit of local government shall verify both the validity of any credit card, charge card, bank debit card, or electronic funds transfer used pursuant to this subsection and the existence of appropriate credit with respect to the person using the card or transfer. The unit of local government does not incur any liability as a result of such verification or any subsequent action taken.

Link to F.S. 215.322 (5) 

St. Johns County Clerk of Court