; and (4) within 30 days after transmitting the proposed operational restrictions to the owner of Ayakulik Island, and if the owner agrees to such restrictions, the Secretary shall convey all right, title, and interest of the United States in and to the Tract to the owner, subject to an easement granted to the Commandant to enforce such restrictions, in exchange for all right, title, and interest of such owner in and to Ayakulik Island. (b) Boundary revisions The Secretary may make technical and conforming revisions to the boundaries of the Tract before the date of the exchange. (c) Public land order Effective on the date of an exchange under subsection (a), Public Land Order 5550 shall have no force or effect with respect to submerged lands that are part of the Tract. (d) Failure To timely respond to notice If the Commandant does not transmit proposed operational restrictions to the Secretary within 30 days after receiving the notice under subsection (a)(1), the Secretary shall, by not later than 60 days after transmitting such notice, convey all right, title, and interest of the United States in and to the Tract to the owner of Ayakulik Island in exchange for all right, title, and interest of such owner in and to Ayakulik Island. (e) CERCLA not affected This section and an exchange under this section shall not be construed to limit the application of or otherwise affect section 120(h) of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ( 42 U.S.C. 9620(h) ). (f) Definitions In this section: (1) Commandant The term Commandant means the Secretary of the department in which the Coast Guard is operating, acting through the Commandant of the Coast Guard. (2) Secretary The term Secretary means the Secretary of the Interior. (3) Tract The term Tract means the land (including submerged land) depicted as PROPOSED PROPERTY EXCHANGE AREA on the survey titled PROPOSED PROPERTY EXCHANGE PARCEL and dated March 22, 2017. 507. Abandoned seafarers fund amendments Section 11113 of title 46,