1. Short title This Act may be cited as the Plum Island Preservation Act of 2019 . 2. Repeal of requirement to sell certain Federal property in Plum Island, New York (a) Sale Section 540 of title V of division D of the Consolidated Security, Disaster Assistance, and Continuing Appropriations Act, 2009 ( Public Law 110–329 ; 122 Stat. 3688) is repealed. (b) Determination Section 538 of title V of division D of the Consolidated Appropriations Act, 2012 ( Public Law 112–74 ; 125 Stat. 976) is repealed. 3. Preservation of Plum Island, New York for conservation, education, and research In the case of the disposition of Plum Island, New York, the property and assets subject to such disposition shall, under chapter 5 of subtitle I of title 40, United States Code, be limited to the purposes of conservation, education, and research. 4. Special resource study of Plum Island light station (a) Special resource study (1) Study The Secretary shall conduct a special resource study of the study area. (2) Contents In conducting the study under paragraph (1), the Secretary shall— (A) evaluate the national significance of the study area; (B) determine the suitability and feasibility of designating the study area as a unit of the National Park System; (C) consider other alternatives for preservation, protection, and interpretation of the study area by the Federal Government, State or local government entities, or private and nonprofit organizations; (D) consult with interested Federal agencies, State or local governmental entities, private and nonprofit organizations, or any other interested individuals