35 Pa. Stat. § 1680.401b
The agency is hereby authorized to make or purchase loans or mortgages by contract with lending institutions to finance the purchase, construction, improvement or rehabilitation of owner-occupied single-family residences pursuant to the provisions of the Mortgage Subsidy Bond Tax Act of 1980 ( Public Law 96-499 ) or any Federal tax legislation or program which may be a successor to the act or which may be similar to the act. The agency may acquire, and contract and enter into advance commitments to acquire by assignment or otherwise, loans secured by insurance or by mortgages owned by lending institutions or participations therein at such purchase price and upon such other terms as the agency shall determine. The agency may make and execute contracts with lending institutions for the origination and servicing of such loans and pay the value of services rendered under such contracts.
35 P.S. § 1680.401b