(a) In accordance with Section 49.108, Water Code, the district may impose a tax other than an operation and maintenance tax in the defined area only and use the revenue derived from the tax to make payments under a contract after the provisions of the contract have been approved by a majority of the defined area voters voting at an election held under Section 9017.060.
(b) In addition to the purposes allowed by Chapter 49, Water Code, a contract may contain provisions related to the plant, works, facilities, roads, or other projects to serve the defined area.
(c) A contract approved by the defined area voters may contain a provision stating that the contract may be modified or amended by the board without further voter approval.