Any person nominated in accordance with this article 4 shall file a written acceptance with the secretary of state by mail or hand delivery. The written acceptance must be postmarked or received by the secretary of state within four business days after the adjournment of the assembly. If an acceptance is not filed within the specified time, the candidate is deemed to have declined the nomination, and the nomination must be treated as a vacancy to be filled as provided in part 10 of this article 4.
C.R.S. § 1-4-404