N.M. Stat. Ann. § 1-4-15
A. A voter may change the voter's designated party affiliation by executing a new certificate of registration indicating the change of party affiliation.
B. A voter who has previously declined to designate a party affiliation on the voter's certificate of registration but who desires to designate a party affiliation on the voter's certificate of registration shall execute a new certificate of registration indicating the desired party affiliation.
C. A voter who does not designate on the certificate of registration a party affiliation shall be considered to have declined to designate a party affiliation.
D. A voter who has declined to designate on the voter's certificate of registration a party affiliation but who chooses to affiliate with a major political party that is participating in a primary election may do so by requesting the ballot of one of the parties participating in that primary election. The voter's certificate of registration shall not be changed to reflect a new or different party affiliation unless the voter so requests in accordance with the provisions of Subsection B of this section.
History: 1953 Comp., § 3-4-13, enacted by Laws 1969, ch. 240, § 71; 1971, ch. 317, § 6; 1975, ch. 255, § 39; 1993, ch. 314, § 14; 1993, ch. 316, § 14; 1995, ch. 198, § 8; 2011, ch. 137, § 32; 2025, ch. 54, § 1.
The 2025 amendment, effective July 1, 2025, allowed voters who have not designated a political party affiliation on their certificates of registration to participate in the primary election process by choosing to affiliate with a major political party participating in a primary by requesting the party's ballot; in Subsection B, after each occurrence of "party affiliation" added "on the voter's certificate of registration"; and added Subsection D.
The 2011 amendment, effective July 1, 2011, provided that a voter who does not designate a party affiliation shall be deemed to have declined to designate a party affiliation.
The 1995 amendment, effective April 6, 1995, substituted "a certificate of registration" for "an application" in Subsections A and B, and deleted former Subsections C and D relating to the contents of the application and the period of retention by the county clerk.
The 1993 amendment, effective June 18, 1993, deleted "Affidavit of" preceding "Registration" in the section heading and "and sworn to" following "subscribed" in Subsection C, and substituted "certificate" for "affidavit" in the second sentence in Subsection D.