(a) The governing body of the City of Fairfield in Jefferson County may levy and collect an additional ad valorem tax at a rate not exceeding 15 mills per each dollar on the value of the taxable property within the city, the proceeds of which tax shall be used exclusively for public educational purposes, provided the rate of such tax, the time it is to continue, and the purpose thereof shall have been first submitted to a vote of the qualified electors of the City of Fairfield and voted for by a majority of those voting at such election. The additional taxes levied and imposed by this section shall become effective October 1, 1986, upon referendum approved by a majority of the qualified electors of the municipality, called by the municipal governing body at the next special, local, or statewide referendum, as provided by law and Amendment 373 to the Constitution of Alabama of 1901, as amended. Such proceeds shall be collected at the same time and in the same manner as existing ad valorem taxes are collected and shall be paid to the City of Fairfield for distribution for public educational purposes.
(b) This section shall be cumulative to any and all other laws or parts of laws relating to ad valorem taxes and the City of Fairfield, except to the extent there is a direct conflict herewith in which event those laws or parts of law are hereby repealed.