Texas Local Government Code - LOC GOV'T § 327.155. Contracts--general; Approval Required

(a) A zoo board may contract with any person, including a governmental entity, private vendor, or foreign state, for any zoo board purpose, including contracting with the following entities to furnish staff, facilities, equipment, programs, utilities, and services the board considers necessary or appropriate to effectively operate the zoo board or a zoo under its control:

(b) A contract may be on terms and conditions and for the length of time as agreed to by the zoo board.

(c) Before entering into a contract under this section, the zoo board must obtain the approval of the county commissioners court.