CFR›Title 21›Chapter I›Part 900›Subpart C ContainsSections 900.20–900.25CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart C—States as Certifiers Sections 900.20 § 900.20 Scope. 900.21 § 900.21 Application for approval as a certification agency. 900.22 § 900.22 Standards for certification agencies. 900.23 § 900.23 Evaluation. 900.24 § 900.24 Withdrawal of approval. 900.25 § 900.25 Hearings and appeals. Source67 FR 5467, Feb. 6, 2002, unless otherwise noted. Previous B Subpart B—Quality Standards and Certification