CFR›Title 40›Chapter I›Part 501›Subpart C ContainsSections 501.31–501.34CorpusDaily eCFRDisplayed edition2026-08-31Last updated2026-08-31 Subpart C—Program Approval, Revision and Withdrawal Sections 501.31 § 501.31 Review and approval procedures. 501.32 § 501.32 Procedures for revision of State programs. 501.33 § 501.33 Criteria for withdrawal of State programs. 501.34 § 501.34 Procedures for withdrawal of State programs. Previous B Subpart B—Development and Submission of State Programs