When carpets or draperies are to be installed as an ingredient or component part of a construction project a person engaged in the construction business may deliver a nontaxable transaction certificate for the purchase of carpet or draperies, or the installation of carpets or draperies, to the seller and the seller may deduct receipts from the sale pursuant to Section 7-9-51 NMSA 1978.
N.M. Admin. Code § 3.2.209.25