Notice requirement not affected— Nothing in this Act shall be construed or interpreted to (1) limit, modify, or otherwise affect the existing requirement to provide in writing 60-day advance notice of specific activities in accordance with the order dated December 16, 1980 in the case United States of America v. Minard Run Oil Company, 1980 U.S. Dist. LEXIS 9570 (W.D. Pa., Dec. 16, 1980); or (2) limit existing authority of the Forest Service under
16 U.S.C. 551.