Ariz. Rev. Stat. § 48-3902 – Powers and duties; contracts between counties for use of library

A. A county free library district organized under this article and title 11, chapter 7, article 1 is a political taxing subdivision of this state and has all the powers, privileges and immunities granted generally to municipal corporations by the constitution and laws of this state including immunity of its property from taxation. The board of directors of a county free library district may offer the following:
1. 1. Making information, technology and resources available to every library patron.
2. 2. Providing a place for studying, researching, reading and learning.
3. 3. Providing educational and informational programs for all age groups.
4. 4. Providing literacy promotion programs for all age groups, with special emphasis on early literacy, school readiness, adult literacy, digital literacy and workforce development.
B. The board of supervisors of a county in which a county free library district has been established under this article may enter into contracts with the board of supervisors of any other county to secure to the residents of the other county such privileges of the county free library as may by the contract be agreed on, and on consideration as may be expressed in the contract that shall be paid into the county free library district fund. Thereafter the inhabitants of the other county shall have the privileges of the county free library agreed on by the contract.
C. The board of supervisors of the county may enter into a contract with the board of supervisors of another county in which a county free library district has been established under this article, as provided in this section, and may levy a library tax, as provided in this article, for the purpose of carrying out the contract, but the making of the contract shall not bar the board of supervisors of the county during the continuance of the contract from establishing a county free library district under this article if one is not already established. On the establishment of such a county free library district the contract may be terminated on the terms agreed on by the parties to the contract, or it may continue for the term of the contract.