; (2) by striking the period at the end of paragraph (2) and inserting ; and ; and (3) by adding at the end the following: (3) for grants under section 320, such sums as are necessary. . (c) Intent of Congress Nothing in this section shall be construed to require any coastal state to amend or modify its approved management program pursuant to section 306(e) of the Coastal Zone Management Act of 1972 ( 16 U.S.C. 1455(e) ) or to extend the enforceable policies of a coastal state beyond the coastal zone as identified in the coastal state’s approved management program.