boundaries of any wilderness area designated under this section that are owned by a private entity or by the State of Colorado, including lands administered by the Colorado State Land Board, shall be included within such wilderness area if such lands are acquired by the United States. Such lands may be acquired by the United States only as provided in the Wilderness Act ( 16 U.S.C. 1131 et seq.). 3. Administrative provisions (a) In general Subject to valid existing rights, lands designated as wilderness by this Act shall be managed by the Secretary in accordance with the Wilderness Act ( 16 U.S.C. 1131 et seq.) and this Act, except that, with respect to any wilderness areas designated by this Act, any reference in the Wilderness Act to the effective date of the Wilderness Act shall be deemed to be a reference to the date of enactment of this Act. (b) Grazing Grazing of livestock in wilderness areas designated by this Act shall be administered in accordance with the provisions of section 4(d)(4) of the Wilderness Act ( 16 U.S.C. 1133(d)(4) ), as further interpreted by section 108 of Public Law 96–560 , and the guidelines set forth in appendix A of House Report 101–405 of the 101st Congress. (c) State jurisdiction As provided in section 4(d)(7) of the Wilderness Act ( 16 U.S.C. 1133(d)(7) ), nothing in this Act shall be construed as affecting the jurisdiction or responsibilities of the State of Colorado with respect to wildlife and fish in Colorado. (d) Buffer zones (1) In general Nothing in this Act creates a protective perimeter or buffer zone around any area designated as wilderness by section 2. (2) Activities outside wilderness The fact that an activity or use on land outside the areas designated as wilderness by section 2 can be seen or heard within the wilderness shall not preclude the activity or use outside the boundary of the wilderness. (e) Military helicopter overflights (1) In general Nothing in this Act restricts or precludes— (A) low-level overflights of military helicopters over the areas