CFR›Title 36›Chapter II›Part 251›Subpart A ContainsSubject groups Designation of Areas–Rights of GrantorsCorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart A—Miscellaneous Land Uses Subject Groups Designation of Areas Designation of Areas Section 251.23 Natural Resources Control Natural Resources Control Sections 251.9–251.15 Petersburg Watershed Petersburg Watershed Section 251.35 Rights of Grantors Rights of Grantors Sections 251.17–251.19 Authority7 U.S.C. 1011; 16 U.S.C. 518, 551, 678a; Pub. L. 76-867, 54 Stat. 1197. Next B Subpart B—Special Uses