{"data":{"id":"us/13-cfr-121.405","jurisdiction":"us","citation":"13 CFR 121.405","heading":"May a business concern self-certify its small business size status?","body":"(a) A concern must self-certify it is small under the size standard specified in the solicitation, or as clarified, completed or supplied by SBA pursuant to § 121.402(d).\n(b) A contracting officer may accept a concern's self-certification as true for the particular procurement involved in the absence of a written protest by other offerors or other credible information which causes the contracting officer or SBA to question the size of the concern.\n(c) Procedures for protesting the self-certification of an offeror are set forth in §§ 121.1001 through 121.1009.","path":["Title 13—Business Credit and Assistance","CHAPTER I—SMALL BUSINESS ADMINISTRATION","PART 121—SMALL BUSINESS SIZE REGULATIONS","Subpart A—Size Eligibility Provisions and Standards"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-13.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:18Z","sha256":"6ded3ca65dccfe909da4bfd032b558ff5a642ef7cc079b7a6d489fe386646c2a","source_id":"us-cfr","stale":true,"prev":"us/13-cfr-121.404","next":"us/13-cfr-121.406"},"notice":"GroundRules: Original legal text. Not legal advice."}