Colo. Rev. Stat. § 37-43-106
Such election may be called by any board of directors and shall be called if a petition therefor, signed by thirty percent of the qualified electors in said district, as defined in section 37-43-108, is presented to any such board, which election shall be a special election and the question to be voted upon shall be submitted upon printed ballots on which the said question shall be set forth as follows:
FOR an increase of the number of directors of the ......
Irrigation District from three to five
AGAINST an increase in the number of directors of the ......
Irrigation District from three to five
Source: L. 45: p. 419, § 2. CSA: C. 90, § 487(2). CRS 53: § 149-3-5. C.R.S. 1963: § 150-3-5.