N.Y. Comp. Codes R. & Regs. tit. 9 § 250.7
Consistent with the requirements of sections 250.4 and 250.5 of this Part, State agencies shall select among permissible methods of procurement including, but not limited to, an invitation for bid, request for proposals or other means of solicitation pursuant to guidelines issued by the State Procurement Council. Except where otherwise provided by law or this Part, procurements shall be competitive. State agencies shall document the determination of the method of procurement and the basis of award in the procurement record. Where the basis for award is the best value offer, the State agency shall document, in the procurement record and in advance of the receipt of initial offers, the determination of the evaluation criteria, which whenever possible, shall be quantifiable, the process to be used in the determination of best value and the manner in which the evaluation process and selection shall be conducted.
N.Y. Comp. Codes R. & Regs. Tit. 9 § 250.7