Ala. Const. art. XIV, § 269.06

Any provision of the Constitution of Alabama 1901, as amended, to the contrary notwithstanding, all ad valorem taxes for public school or education purposes in the state of Alabama which have been approved by a majority vote of the appropriate electorate prior to March 1, 1990, and the levy and collection thereof from the date of the initial levy thereof, are hereby authorized, ratified and confirmed regardless of any statutory or constitutional defects, mistakes, errors or ambiguities in the authorization or levy thereof or the election thereon, or in any act of the legislature with respect thereto; provided, however, that the authorization, ratification and confirmation effected by this amendment shall not be applicable to any tax the validity of which is being challenged in appropriate judicial proceedings in any proper court on the date the act proposing this amendment is adopted.