The board of county commissioners shall upon receiving a petition signed by not less than fifteen percent of the registered voters, based upon the total number of registered voters at the last preceding general election, submit to the voters of the county the question whether two or more county offices shall be combined and that one person shall be elected to, and perform the duties of, the combined offices. The board of county commissioners shall follow the procedure set forth in chapter 7-18A in submitting such question to the electors.
SDCL 7-7-1.5