SDCL § 10-52-24: Capital improvement tax--Duration.

Subject to the notification requirements provided in § 10-52-9, an ordinance enacted pursuant to §§ 10-52-19 to 10-52-21, inclusive, and any tax rate affected thereby, remain effective until the last day of a calendar quarter that is at least ninety days after notification by the municipality to the secretary of revenue, and occurring on the earlier of:

(1) Sixty months after the enactment of the ordinance; or

(2) June thirtieth or December thirty-first of the year in which the municipality collects the minimum amount of money specified in the ordinance, pursuant to § 10-52-20.