New Mexico Statutes 50-7-7. Limitation
A. This act [50-7-1 to 50-7-4, 50-7-7 N.M. Stat. Ann.] does not apply to employers who, with their employees, are subject to the Railway Labor Act of congress or any act amendatory thereof.
B. The provisions of this act shall apply only to such persons, firms, political subdivisions, corporations, employer associations or organizations of employees as voluntarily elect to conform with its provisions, so long as they shall wish it to apply.
C. Notwithstanding any provision of this act the administration and supervision of related and supplemental instruction for apprentices, coordination of instruction with job experiences and the selection and training of teachers for such instruction is the responsibility of state or local boards responsible for vocational education, unless otherwise approved by the state council.