A local professional football stadium district created under subch. IV of ch. 229, by resolution under s. 229.824 (15), may impose a sales tax and a use tax under this subchapter at a rate of 0.5 percent of the sales price or purchase price. Those taxes may be imposed only in their entirety. The imposition of the taxes under this section shall be effective on the first January 1, April 1, July 1, or October 1 that begins at least 120 days after the certification of the approval of the resolution by the electors in the district's jurisdiction under s. 229.824 (15).
Wis. Stat. § 77.706