N.M. Admin. Code § 17.10.670.9
No public utility engaged in the operation of any facility for the manufacture, storage, distribution, sale, or furnishing to or for the public of mixed or liquefied petroleum gases for light, heat, or power, or other uses by means of any pipeline system operating under municipal authority or franchise shall hereafter connect its distribution system to any customer's installed piping or appliance unless the utility shall first have received and placed in its files a certificate executed by or on behalf of the person, firm, or corporation installing the piping or appliance that the installation meets the minimum safety requirements and standards prescribed by the Construction Industries Committee or the Liquefied Petroleum Gas Bureau of the Construction Industries Division of the New Mexico Regulation and Licensing Department ("LPG Bureau").
N.M. Admin. Code § 17.10.670.9