(a) The district may issue, without an election, bonds, notes, and other obligations secured by:
(1) revenue other than ad valorem taxes; or
(2) contract payments described by § 3927.203.
(b) The district must hold an election in the manner provided by Subchapter L, Chapter 375, Local Government Code, to obtain voter approval before the district may impose an ad valorem tax or issue bonds payable from ad valorem taxes.

(c) § 375.243, Local Government Code, does not apply to the district.
(d) The district may not issue bonds payable from ad valorem taxes to finance a road project unless the issuance is approved by a vote of a two-thirds majority of the district voters voting at an election held for that purpose.