Ariz. Rev. Stat. § 48-4204
B. From the taxes and charges levied or identified pursuant to section 48-4237 for use with respect to multipurpose facilities and from other monies lawfully available to the district, the district may acquire land and construct, finance, furnish, maintain, improve, operate, market and promote the use of multipurpose facilities and other structures, utilities, roads, parking areas or buildings necessary for full use of the multipurpose facilities and do all things necessary or convenient to accomplish those purposes. Public monies identified in section 48-4237, including monies distributed pursuant to section 42-5031, may only be used for the components for a multipurpose facility that are owned by the district or that are publicly owned or for the following purposes:
C. For the public monies identified in section 48-4237, including monies distributed pursuant to section 42-5031, and from which the district board has planned an expenditure of five hundred thousand dollars or more, the following apply:
F. Title 34 applies to the district, except that regardless of the funding source for design and construction of facilities and structures the district may establish alternative systems and procedures, including the use of the design-build method of construction or the use of qualifications-based selection of contractors with experience in stadium design or construction, to expedite the design and construction or reconstruction of any of its facilities or structures or any facilities or structures leased to it or used by it pursuant to an intergovernmental agreement. For the purposes of this subsection: