(a) General rule.— Council may establish and maintain a police force and define the duties of the force in accordance with Chapter 120 (relating to police force).
(b) Method of providing police services.— Subject to the requirements of 53 Pa.C.S. Ch. 23 Subch. A (relating to intergovernmental cooperation), council may provide for police services as follows:
(1) by municipal police officers under a contract;
(2) through the purchase of the police services; or
(3) by joining or developing a consolidated regional police service.