Colorado Code
Part 2 - Registration of Electors
§ 1-2-218.5. Declaration of Affiliation

(1) The declaration of affiliation of each registered elector shall remain as recorded in the registration record until the elector changes or withdraws his or her affiliation.
(2) Any eligible elector who has not declared an affiliation with a political party or political organization must be designated on the registration records of the county clerk and recorder as "unaffiliated". Any unaffiliated eligible elector may, but is not required to, declare a political party affiliation when the elector desires to vote at a primary election, or the elector may declare his or her political party or political organization affiliation at any other time during which electors are permitted to register by submitting a letter or a form furnished by the county clerk and recorder, by mail, in person, or online in accordance with section 1-2-202.5. An unaffiliated eligible elector need not declare an affiliation to vote in a presidential primary election.
Source: L. 99: Entire section added, p. 158, § 3, effective August 4. L. 2003: (2) amended, p. 1308, § 2, effective April 22. L. 2016: (2) amended, (SB 16-142), ch. 173, p. 570, § 14, effective May 18. Initiated 2016: (2) amended, Proposition 107, effective upon proclamation of the Governor, December 27, 2016. See L. 2017, p. 2819 ; (2) amended, Proposition 108, effective upon proclamation of the Governor, December 27, 2016. See L. 2017, p. 2822 .
Editor's note: (1) The amendments to subsection (2) by SB 16-142 were harmonized with amendments to the subsection in Propositions 107 and 108 approved by the voters November 8, 2016, and effective upon proclamation of the governor on December 27, 2016.
(2) (a) This section was amended by initiatives in 2016. The vote count on Proposition 107 at the general election held November 8, 2016, was as follows:
FOR: : 1,701,599
AGAINST: : 953,246
(b) The vote count on Proposition 108 at the general election held November 8, 2016, was as follows:
FOR: : 1,398,577
AGAINST: : 1,227,117
Cross references: For the declaration of the people of Colorado in Proposition 107, see section 1 on p. 2815, Session Laws of Colorado 2017. For the declaration of the people of Colorado in Proposition 108, see section 1 on p. 2822, Session Laws of Colorado 2017.

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