N.M. Stat. § 22-10A-30
The state board [department] shall prescribe by regulations procedures to be followed by a local school board or the governing authority of a state agency in supervising and correcting unsatisfactory work performance of certified school personnel before notice of intent to discharge is served upon them and by the governing authority of a state agency in supervising and correcting unsatisfactory work performance of certified school instructors before notice of intent to discharge is served upon them. These regulations shall provide that written records shall be kept on all action taken by a local school board or the governing authority of a state agency to improve any person's unsatisfactory work performance and all improvements made in the person's work performance. These written records shall be introduced as evidence at any hearing for the person conducted by the local school board or the governing authority of the state agency.
NMS § 22-10A-30