The National Park Service shall administer those lands and waters described as follows: beginning at the intersection of State Highway 3 and State Road 402; thence easterly along State Road 402 and continuing easterly in a straight line to a point one-half mile offshore in the Atlantic Ocean, following the southern boundary of the seashore created in section 1; thence northwesterly along the boundary of the seashore created in section 1, which line is at each point one-half mile distance from the high water mark, to Bethune Beach; thence inland in a generally, westerly direction through Turner Flats and Shipyard Canal; thence northwesterly to the Intracoastal Waterway; thence southerly along the Intracoastal Waterway to the boundary of the Kennedy Space Center; then southwesterly to United States Highway 1; thence southerly along State Highway 3 to the northern boundary of H. M. Gomez Grant; thence easterly along the northern boundary of H. M. Gomez Grant and continuing easterly in a straight line to a point of intersection with the line between the marsh and the dunes; thence southerly along the line between the marsh and the dunes to a point approximately one-half mile north of the southern boundary of the seashore created in section 1; thence westerly in a straight line to connect with and to follow the Government Railroad to its intersection with State Highway 3; thence southerly along State Highway 3 to the point of beginning. The portion of land bounded by the northern boundary of the H. M. Gomez Grant is hereby transferred to the Secretary of the Interior and may be used for the purpose of establishing such facilities as are needed for the administration of the seashore, for the construction of the principal visitor center which shall be designated as the “Spessard L. Holland Visitor Center”, and for a central access to the seashore: Provided, however, That the Secretary of the Interior, upon the request of the Administrator of the National Aeronautics and Space Administration, shall close this area or any part thereof to the public when necessary for space operations. In administering the shoreline and adjacent lands the Secretary shall retain such lands in their natural and primitive condition, shall prohibit vehicular traffic on the beach except for administrative purposes, and shall develop only those facilities which he deems essential for public health and safety.

The United States Fish and Wildlife Service shall administer the remaining lands described in section 459j of this title.