(a) General rule.--The governing body of a city of the first class may, by ordinance, charge an affordable housing program fee for recording deeds and mortgages and other related mortgage documents.
(b) Limitation.--The fee levied by a governing body of a city of the first class under subsection (a) shall not exceed 100% of the amounts charged by a city of the first class for recording deeds and mortgages and other related documents.
(c) Construction.--Subsection (a) shall not limit or otherwise impact the authority of a city of the first class to alter the fees charged by a city of the first class as of the effective date of this chapter for recording deeds and mortgages and other related mortgage documents.
53 Pa.C.S. § 6021