In general— Not later than 180 days after the date of enactment of this Act, subject to valid existing rights and notwithstanding the land use planning requirements of sections 202 and 203 of the Federal Land Policy and Management Act of 1976 (
43 U.S.C. 1712, 1713), the Secretary shall convey to the City, subject to the agreement of the City, all right, title, and interest of the United States in and to the Federal land identified on the map.