Ariz. Rev. Stat. § 15-1021
G. A career technical education district shall not spend class B bond proceeds to construct or renovate a facility located on the campus of a school in a school district that participates in the career technical education district unless the facility is only used to provide career and technical education and is available to all pupils who live within the career technical education district. If the facility is not owned by the career technical education district, an intergovernmental agreement or a written contract shall be executed for ten years or the duration of the bonded indebtedness, whichever is greater. The intergovernmental agreement or written contract shall include provisions: