IIB 
115TH CONGRESS 
2D SESSION 
H. R. 4266 
IN THE SENATE OF THE UNITED STATES 
MARCH 14, 2018 
Received; read twice and referred to the Committee on Energy and Natural 
Resources 
AN ACT 
To clarify the boundary of Acadia National Park, and for 
other purposes. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
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SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Acadia National Park 
Boundary Clarification Act’’. 
SEC. 2. ACADIA NATIONAL PARK BOUNDARY CLARIFICA-
TION. 
Section 101 of Public Law 99–420 (16 U.S.C. 341 
note) is amended— 
(1) in the first sentence, by striking ‘‘In order 
to’’ and inserting the following: 
‘‘(a) BOUNDARIES.—Subject to subsections (b) and 
(c)(2), to’’; 
(2) in the second sentence— 
(A) by striking ‘‘The map shall be on file’’ 
and inserting the following: 
‘‘(c) AVAILABILITY AND REVISIONS OF MAPS.— 
‘‘(1) AVAILABILITY.—The map, together with 
the map described in subsection (b)(1) and any re-
vised boundary map published under paragraph (2), 
if applicable, shall be— 
‘‘(A) on file’’; and 
(B) by striking ‘‘Interior, and it shall be 
made’’ and inserting the following: ‘‘Interior; 
and 
‘‘(B) made’’; 
(3) by inserting after subsection (a) (as des-
ignated by paragraph (1)) the following: 
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‘‘(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 ACQUISI-
TIONS 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).’’; and 
(4) in subsection (c) (as designated by para-
graph (2)(A)), by adding at the end the following: 
‘‘(2) TECHNICAL
AND
LIMITED
REVISIONS.— 
Subject to section 102(k), notwithstanding any other 
provision of this section, the Secretary of the Inte-
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rior (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 (includ-
ing 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, con-
sidered collectively with any technical 
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boundary revisions made pursuant to sub-
paragraph (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 para-
graph.’’. 
SEC. 3. LIMITATION ON ACQUISITIONS OF LAND FOR ACA-
DIA NATIONAL PARK. 
Section 102 of Public Law 99–420 (16 U.S.C. 341 
note) is amended— 
(1) in subsection (a), in the matter preceding 
paragraph (1), by striking ‘‘of the Interior (herein-
after in this title referred to as ‘the Secretary’)’’; 
(2) in subsection (d)(1), in the first sentence, 
by striking ‘‘the the’’ and inserting ‘‘the’’; 
(3) in subsection (k)— 
(A) by redesignating the subsection as 
paragraph (4) and indenting the paragraph ap-
propriately; and 
(B) by moving the paragraph so as to ap-
pear at the end of subsection (b); and 
(4) by adding at the end the following: 
‘‘(k) REQUIREMENTS.—Before revising the bound-
aries of the Park pursuant to this section or section 
101(c)(2)(B), the Secretary shall— 
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