The commissioner is hereby authorized and required to prescribe and publish for the information of the public, all rules and regulations necessary for carrying out the provisions of this act [19-10-1, 19-10-12 to 19-10-25 N.M. Stat. Ann.], and he may amend or rescind any rule or regulation promulgated by him under the authority contained herein; provided, however, that no rule or regulation or amendment of same, or any order rescinding any rule or regulation shall become effective earlier than fifteen (15) days after the promulgation of same, and a copy of the proposed rule, regulation, amendment or order shall be posted in a conspicuous place in the office of the commissioner for a period of at least fifteen (15) days prior to the taking effect of same.