(a) If the issuance of the bonds and imposition of the tax are approved at the election, the commissioners court by order entered at a regular term of the court shall:
(1) direct the issuance of the bonds;
(2) provide for the annual imposition of a tax sufficient to pay the current interest on the bonds and to pay the principal of the bonds at maturity; and
(3) state the place or places at which the interest is payable.
(b) The commissioners court shall annually impose a tax sufficient to pay the current interest on the bonds and to pay the principal of the bonds at maturity.