“(a) Boundaries.—Subject to subsections (b) and (c)(2), to protect and conserve the land and water resources of Acadia National Park in the State of Maine (hereinafter in this title referred to as ‘the Park’), and to facilitate the administration of the Park, the boundary depicted on the map entitled ‘Acadia National Park Boundary Map’, numbered 123–80011, and dated May 1986 (hereinafter in this title referred to as ‘the map’) is hereby established as the permanent boundary for the Park.
“(b) Schoodic Peninsula Addition.—“(1) In general.—The boundary of the Park is confirmed to include approximately 1,441 acres of land and interests in land, as depicted on the map entitled ‘Acadia National Park, Hancock County, Maine, Schoodic Peninsula Boundary Revision’, numbered 123/129102, and dated July 10, 2015.
“(2) Ratification and approval of acquisitions of land.—Congress ratifies and approves—“(A) effective as of September 26, 2013, the acquisition by the United States of the land and interests in the land described in paragraph (1); and
“(B) effective as of the date on which the alteration occurred, any alteration of the land or interests in the land described in paragraph (1) that is held or claimed by the United States (including conversion of the land to fee simple interest) that occurred after the date described in subparagraph (A).
“(c) Availability and Revisions of Maps.—“(1) Availability.—The map, together with the map described in subsection (b)(1) and any revised boundary map published under paragraph (2), if applicable, shall be—“(A) on file and available for public inspection in the offices of the National Park Service, Department of the Interior; and
“(B) made available to the Registry of Deeds for Hancock and Knox Counties, Maine.
“(2) Technical and limited revisions.—Subject to section 102(k), notwithstanding any other provision of this section, the Secretary of the Interior (referred to in this title as the ‘Secretary’), by publication in the Federal Register of a revised boundary map or other description, may make—“(A) such technical boundary revisions as the Secretary determines to be appropriate to the permanent boundaries of the Park (including any property of the Park located within the Schoodic Peninsula and Isle Au Haut districts) to resolve issues resulting from causes such as survey error or changed road alignments; and
“(B) such limited boundary revisions as the Secretary determines to be appropriate to the permanent boundaries of the Park to take into account acquisitions or losses, by exchange, donation, or purchase from willing sellers using donated or appropriated funds, of land adjacent to or within the Park, respectively, in any case in which the total acreage of the land to be so acquired or lost is less than 10 acres, subject to the condition that—“(i) any such boundary revision shall not be a part of a more-comprehensive boundary revision; and
“(ii) all such boundary revisions, considered collectively with any technical boundary revisions made pursuant to subparagraph (A), do not increase the size of the Park by more than a total of 100 acres, as compared to the size of the Park on the date of enactment of this paragraph.