N.M. Admin. Code § 16.2.17.16
If all licensure by endorsement application requirements have not been met within 12 months of the initial licensure by endorsement application, the application will expire and will be deemed abandoned. If the licensure by endorsement application is abandoned and the applicant for licensure by endorsement wants to reapply, the applicant for licensure by endorsement shall be required to submit the completed current licensure by endorsement application form, pay the current application fee and satisfy the requirements for licensure by endorsement in effect at the time of the new licensure by endorsement application. The board shall notify the applicant for licensure by endorsement of pending abandonment of the licensure by endorsement application by mail postmarked at least 60 days before the date of abandonment which is the expiration of the 24-month deadline for completing all requirements for licensure by endorsement. The board shall notify the applicant for licensure by endorsement of abandonment of the application by mail postmarked no more than 21 days after the date of abandonment.
N.M. Admin. Code § 16.2.17.16