Utah Code Title 17B. Limited Purpose Local Government Entities--Special Districts § 17B-1-1106. Board of trustees required to fix rates to cover district expenses and bonds

(1) pay the district's operating expenses;

(2) provide for repairs and depreciation of works owned or operated by the district;

(3) pay the interest on any bonds issued by the district; and

(4) provide, as much as practicable, a sinking or other fund to pay the principal of the bonds as they become due.