N.M. Stat. § 55-8-204
Effect of issuer's restriction on transfer.
A restriction on transfer of a security imposed by the issuer, even if otherwise lawful,
is ineffective against a person without knowledge of the restriction unless:
(1) the security is certificated and the restriction is noted conspicuously on the
security certificate; or
(2) the security is uncertificated and the registered owner has been notified of the
restriction.