; (2) reserve an amount equal to 1 percent of such available funds appropriated to carry out section 6(b)(2); and (3) of the amounts remaining after the reservations under paragraphs (1) and (2)— (A) use 85.5 percent of such amounts to carry out section 4; and (B) use 14.5 percent of such amounts to carry out section 5. (c) Limit for projects of national significance In any fiscal year for which the amount made available under subsection (a) exceeds $49,000,000, the Secretary may reserve an amount, which shall not exceed the lesser of the excess amount made available or $2,000,000, for section 7 before carrying out subsection (b). . 3. Effective date This Act, and the amendments made by this Act, shall take effect on the day that is six months after the date of enactment of this Act.