Section 4100.0-3 - Authority(a) The Taylor Grazing Act of June 28, 1934 as amended (43 U.S.C. 315 , 315a through 315r );(b) The Federal Land Policy and Management Act of 1976 (43 U.S.C. 1701 et seq.) as amended by the Public Rangelands Improvement Act of 1978 (43 U.S.C. 1901 et seq.);(c) Executive orders that transfer land acquired under the Bankhead-Jones Farm Tenant Act of July 22, 1937, as amended (7 U.S.C. 1012 ), to the Secretary and authorize administration under the Taylor Grazing Act.(d) Section 4 of the Oregon and California Railroad Land Act of August 28, 1937 (43 U.S.C. 1181d );(e) The Public Rangelands Improvement Act of 1978 (43 U.S.C. 1901 et seq.); and(f) Public land orders, Executive orders, and agreements that authorize the Secretary to administer livestock grazing on specified lands under the Taylor Grazing Act or other authority as specified.43 FR 29067, July 5, 1978, as amended at 49 FR 6449, Feb. 21, 1984; 49 FR 12704, Mar. 30, 1984; 50 FR 45827, Nov. 4, 1985; 61 FR 4227, Feb. 5, 1996; 71 FR 39503 , July 12, 2006