N.M. Stat. § 3-17-4
Ordinances; roll call vote; adoption.
A. If a majority of all the members of the governing body vote in favor of adopting
the ordinance or resolution, it is adopted. The municipal clerk shall record in the minutes
book the vote of each member of the governing body on each ordinance or resolution.
B. Within three days after the adoption of an ordinance or resolution, the mayor
shall validate the ordinance or resolution by endorsing "Approved" upon the ordinance
or resolution and signing the ordinance or resolution.