; (B) in a manner that conserves, and thereby protects, and enhances the resources and values of the National Conservation Areas described in subsection (b); and (C) in accordance with— (i) the Federal Land Policy and Management Act of 1976 ( 43 U.S.C. 1701 et seq.); (ii) this Act; and (iii) any other applicable laws. (2) Management plans (A) In general Not later than 3 years after the date of enactment of this Act, the Secretary shall develop a comprehensive management plan for the long-term protection and management of each of the National Conservation Areas. (B) Purposes Each management plan shall— (i) describe the appropriate management and uses of the National Conservation Areas consistent with the conservation purpose as specified in subsections (b) and (c); (ii) be developed with extensive public input; and (iii) take into consideration any information developed in studies of the land within the National Conservation Areas. (3) Uses (A) In general The Secretary shall allow only such uses of the National Conservation Areas as the Secretary determines would further the conservation purpose for which the National Conservation Areas are established. (B) Use of motorized vehicles (i) In general Except as provided in clauses (ii) and (iii), use of motorized vehicles in the National Conservation Areas shall be allowed only— (I) before the effective date of each management plan prepared pursuant to paragraph (2), on roads and trails designated for use of motorized vehicles in the management plan that applies on the date of the enactment of this Act