CFR›Title 40›Chapter I›Part 57›Subpart F ContainsSections 57.601–57.606CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart F—Research and Development Requirements Sections 57.601 § 57.601 General requirements. 57.602 § 57.602 Approval of proposal. 57.603 § 57.603 Criteria for approval. 57.604 § 57.604 Evaluation of projects. 57.605 § 57.605 Consent. 57.606 § 57.606 Confidentiality. Previous E Subpart E—Fugitive Emission Evaluation and Control Next G Subpart G—Compliance Schedule Requirements