CFR›Title 7›Subtitle B›Chapter VI›Part 657›Subpart A ContainsSections 657.1–657.5CorpusDaily eCFRDisplayed edition2026-05-13Last updated2026-05-13 Subpart A—Important Farmlands Inventory Sections 657.1 § 657.1 Purpose. 657.2 § 657.2 Policy. 657.3 § 657.3 Applicability. 657.4 § 657.4 NRCS responsibilities. 657.5 § 657.5 Identification of important farmlands.