Arizona Revised Statutes Title 48. Special Taxing Districts § 48-4003. Functional powers and duties

A. A county jail district with the concurrence of the sheriff may enter into intergovernmental agreements with the United States, this state, any county, incorporated cities and towns and any other governmental entity to maintain and operate jails and juvenile detention facilities for the governmental entity or another county or county jail district for joint or cooperative construction, maintenance and operation of jail facilities and juvenile detention facilities.

B. Notwithstanding § 31-121 or any other provision of law, the district shall receive all persons committed to jail or juvenile detention by competent authority of the county or any political subdivision in the district. The cost of providing for such prisoners or detainees is a charge of the district.