; (II) on the condition that the Secretary includes vegetation treatments within a minimum of 25 feet of a road that is open to motorized vehicles as of the date of enactment of this Act if practicable, feasible, and appropriate as part of any shaded fuel break— (aa) 150 feet of the road; or (bb) as topography or other conditions require, 275 feet of the road, if the combined total width of the shaded fuel breaks for both sides of the road does not exceed 300 feet; or (III) 150 feet of any plantation. (ii) Plantations; riparian reserves The Secretary may carry out vegetation management projects— (I) in an area within the restoration area in which a fish or wildlife habitat is significantly compromised as a result of past management practices (including plantations); and (II) in designated riparian reserves in the restoration area, as the Secretary determines to be necessary— (aa) to maintain the integrity of fuel breaks; or (bb) to enhance fire resilience. (C) Applicable law The Secretary shall carry out vegetation management projects in the restoration area— (i) in accordance with— (I) this section; and (II) applicable law (including regulations); (ii) after providing an opportunity for public comment; and (iii) subject to appropriations. (D) Best available science The Secretary shall use the best available science in planning and carrying out vegetation management projects in the restoration area. (7) Grazing (A) Existing grazing The grazing of livestock in the restoration area, where established before the date of enactment of this Act, shall be permitted to continue— (i) subject to such reasonable regulations, policies, and practices as the Secretary considers to be necessary; (ii) in accordance with applicable law (including regulations)