16 Pa.C.S. § 16511: Employees and police.

(a) Additional personnel permitted.--For the purpose of performing all necessary duties relating to establishing, making, enlarging, extending and maintaining public parks, buildings and other county-owned properties and for enforcing the rules and regulations ordained or resolved by the county commissioners or by any body or board of control if no penalty or fine is involved, the county commissioners may employ or appoint and equip proper persons as may be authorized by the salary board to do all necessary and proper work connected with the requirements of this subsection, including police or guard duty.

(b) County park police.--The county commissioners of a county of the third class which is contiguous to a county of the second class may, by ordinance, create or disband a county park police force within the county. If a county park police force is created under this chapter, the county commissioners shall have power to employ the number of officers as may be fixed by the salary board of the county. The compensation of the county park police officers shall be paid by the county.