CFR›Title 7›Subtitle B›Chapter VI›Part 631 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-05-13Last updated2026-05-13 PART 631—GREAT PLAINS CONSERVATION PROGRAM Subparts A Subpart A—General Provisions Sections 631.1–631.9 B Subpart B—Contracts Sections 631.10–631.14 C Subpart C—Miscellaneous Sections 631.20–631.23 Authority16 U.S.C. 590p(b).Source49 FR 11142, Mar. 27, 1984, unless otherwise noted. Previous 630 Part 630—Long Term Contracting Next 632 Part 632—Rural Abandoned Mine Program