The following items express the administrative conditions and requirements of the. Request for Proposals (RFP).The insurance carrier for the Subcontractor must have an A.M Best Rating of A- or better and the rating must be listed in the Certificate of Insurance. Request for Proposal. All proposer's must fill out, sign and submit the "Certification Regarding Debarment,. Proposal forms include space for total cost and terms of payment. General contract provisions are printed on back. Contractor must complete Division 00, Section 004100, Proposal Form.