Notwithstanding any other provision of law, the Legislature may, by local act, provide for the election of the board of education in any Class 4 municipality by the qualified electors of the municipality and may further provide for the operation of the board. The change to an elected board of education shall require the approval of a majority of the qualified electors of the municipality who vote at a referendum election prior to the change becoming effective.
Ala. Code § 16-11-3.2 (1975)