Idaho Code § 42-3211
(3) At the first biennial election in any district hereafter organized, and each sixth year thereafter, there shall be elected by the qualified electors of the district, one (1) member of the board to serve for a term of six (6) years; at the second biennial election and each sixth year thereafter, there shall be elected two (2) members of the board to serve for terms of six (6) years, and at the third biennial election, and each sixth year thereafter, there shall be elected two (2) members of the board to serve for terms of six (6) years.
In any election for director, if after the deadline for filing a declaration of intent as a write-in candidate, it appears that the number of qualified candidates who have been nominated is equal to the number of directors to be elected, it shall not be necessary for the candidates to stand for election, and the board of directors shall declare such candidates elected as directors, and the secretary of the district shall immediately make and deliver to such persons certificates of election signed by him and bearing the seal of the district.
[42-3211, added 1947, ch. 152, sec. 11, p. 364; am. 1957, ch. 29, sec. 3, p. 40; am. 1980, ch. 257, sec. 1, p. 670; am. 1995, ch. 118, sec. 66, p. 482; am. 2009, ch. 341, sec. 100, p. 1048; am. 2010, ch. 185, sec. 15, p. 391; am. 2011, ch. 11, sec. 24, p. 36.]