C.R.S. § 37-31-108: Call and notice of election.

At least twenty days before any election, the board, by resolution, shall call such election, shall designate the polling places in each precinct, and shall name the judges of election. The board shall also give notice of the time of such election by publication of a notice of election in some newspaper of general circulation published in said district by two insertions of said notice one week apart, the last insertion to be at least three days before the election.