Mandatory provision for architectural services or engineering services contracts exceeding $100,000. It shall be in substantially the same form as follows: “Truth-In-Negotiation Certification” "The Contractor by submitting cost or price information, including wage rates or other factual unit costs, certifies to the best of its knowledge, information and belief, that: "A. The wage rates and other factual unit costs supporting the firm's compensation, as set forth in the proposal, are accurate, complete and current as of the contract date;