(a) For any district in which special law requires that directors be appointed, except when the special law otherwise provides, on petition of a majority of the real property taxpayers of a district requesting an election of district directors, the commissioners court shall immediately order an election to be held at the earliest legal time. The election shall be held as other elections under Chapter 49.
(b) The first elected directors of the districts in Calhoun, Matagorda, and Victoria Counties hold office until May 15 of the next succeeding odd-numbered year. Subsequent directors of the district are elected every two years on the first Saturday in May in each odd-numbered year, for a term of two years beginning on May 15 following the election.