Requirements To be eligible to withdraw funds under an expenditure plan under this paragraph, the Nation shall submit to the Secretary for approval an expenditure plan for any portion of the Trust Fund that the Nation elects to withdraw pursuant to this paragraph, subject to the condition that the funds shall be used for the purposes described in this Act. (B) Inclusions An expenditure plan under this paragraph shall include a description of the manner and purpose for which the amounts proposed to be withdrawn from the Trust Fund will be used by the Nation, in accordance with subsections (c) and (h). (C) Approval On receipt of an expenditure plan under this paragraph, the Secretary shall approve the plan, if the Secretary determines that the plan— (i) is reasonable