N.M. Admin. Code § 11.21.1.24
Service of papers upon parties may be made by personal delivery by depositing in United States mail, first class postage prepaid, by facsimile ("fax") submission or by electronic submission and, by the next scheduled work day after sending a "fax" or electronic submission, either personally delivering the document or depositing it in first class mail, in which case the date of "fax" or electronic submission shall be the date of service. Each document served shall be accompanied by a signed certification stating the name and address of each person served and the date and method of service. The certification may be placed on the document served. The board may serve any document by electronic transmission to an attorney or party or its representative under this rule.
N.M. Admin. Code § 11.21.1.24