(a) a list of all participating law enforcement agencies;

(b) if the PSAP has the authority to do so, a method of providing for the dispatch of the closest police unit, which may be via any of the following:

(c) a method of transferring calls to the proper agency or jurisdiction;

(d) that the methods provided for pursuant to subdivisions (b) and (c) of this section shall be used in the case of all 911 calls, and all emergency calls received by any other means, dispatched for service;

(e) that the agreement shall be reviewed at least annually to ensure that the most efficient procedures are being used;

(f) that all investigative duties shall be conducted by a law enforcement agency having ordinary investigative jurisdiction in any area, regardless of initial response to an emergency, provided, that no law enforcement agency shall be prohibited from requesting assistance from any other agency as may be provided under current law or regulation; and

(g) a procedure for resolving all disputes among the parties relating to the operation of the protocol, which may include referral of such disputes to a body designated by agreement among the parties.