16 Pa.C.S. § 15761

Each county institution district in counties of the fourth, fifth, sixth, seventh and eighth class is abolished. The property, real and personal, of each county institution district existing on July 31, 1963, is transferred to and vested in the county in which the institution district is located. The indebtedness of an institution district, regardless of if current or bonded, incurred in the acquisition of property or erecting improvements, shall become the debt and obligation of the county and shall be paid by the county. All the powers and duties of an institution district, in connection with administering the affairs of the institution district, are transferred to the county in which the institution district is located.