CFR›Title 13›Chapter I›Part 121›Subpart A›Subject Group Size Standards Used To Define Small Business Concerns ContainsSection 121.201CorpusDaily eCFRDisplayed edition2026-05-08Last updated2026-05-08 Sections 121.201 § 121.201 What size standards has SBA identified by North American Industry Classification System codes? Previous Size Eligibility Requirements for the 8(<span class="standard">a</span>) Business Development Program Size Eligibility Requirements for the 8(<span class="standard">a</span>) Business Development Program