This Request for Proposal (RFP) is set aside 100% for the 8(a) program. A company must be registered as an 8(a) small business on SAM.gov under NAICS Code 541611 to submit a proposal. See attached RFP... This Request for Proposal (RFP) is set aside 100% for the 8(a) program. A company must be registered as an 8(a) small business on SAM.gov under NAICS Code 541611 to submit a proposal. See attached RFP for details. *Attachment 2 will be uploaded at a later date in the near future.