(a) The contract must provide that the county sheriffs of the two (2) counties are jointly responsible for operation of any jail, lockup, or other detention facility in the justice center and the custody, care, and treatment of persons in custody in the facility or must provide for the hiring of a jailer with those responsibilities.

(b) The contracting parties may specify in the contract the manner of determining the persons responsible for:

(1) The operation, alteration, maintenance, cleaning, and repair of the facilities;

(2) The employment of center personnel;

(3) The purchase of materials, supplies, tools, and other equipment to be jointly used by offices provided or used by the contracting parties;

(4) The preparing of reports to the governing bodies of the contracting parties;

(5) Joint recordkeeping, communications, or dispatch systems; and

(6) The performance of any other powers or duties relating to operation of the center.

(c) A county and municipality in this state may contract for the center to contain:

(1) Courtrooms and office space needed by county, district, and appellate courts;

(2) Jail, lockup, and other detention facilities;

(3) Federal, county, precinct, and municipal offices for prosecuting attorneys and other personnel as needed;

(4) Adult or juvenile probation offices;

(5) Any other offices that either the county or municipality is separately authorized or required to operate or provide; and

(6) Parking space, dining areas, and other facilities incidental to operation of the center.

(d) The contracting parties may provide in the contract the manner of determining the personnel policies and employment benefit programs for center personnel.