N.M. Stat. § 6-5-9
The secretary of finance and administration may, when he determines that efficiency or economy so requires, authorize state agencies to issue warrants and except state agencies from the requirement of prior submission of proposed vouchers, purchase orders or contracts to the financial control division as provided in Section 6-5-3 NMSA 1978. The authorization or exception shall be made annually by the order of the secretary in writing. The order shall state the extent of the authorization or exception and the reasons therefore [therefor]. The department of finance and administration shall promulgate rules providing conditions for agencies to meet before obtaining an authorization or exception pursuant to this section. The department shall annually report to the legislative finance committee on the authorizations and exceptions granted.
NMS § 6-5-9