SDCL § 40-18-3: Terms of appointment to board--Vacancies.

Appointments to the board shall be made for terms of three years expiring on the first Monday in January in each year. In case of vacancy prior to expiration of a term, appointment shall be made for the balance of the unexpired term only. However, the initial appointments to be made pursuant to SL 2004, ch 259 shall be made for staggered terms of one, two, two, three, and three years.