C.R.S. § 31-10-303
31-10-303. Withdrawal from nominations
31-10-303. Withdrawal from nominations. (1) Any person who has been nominated and who has accepted a nomination may cause his or her name to be withdrawn from such nomination at any time prior to sixty-three days before election by a written affidavit withdrawing from such nomination. The affidavit stating withdrawal shall be signed by the candidate and filed with the clerk.
(2) Repealed.