IB 
Union Calendar No. 309 
119TH CONGRESS 
1ST SESSION H. R. 3872 
[Report No. 119–357] 
To amend the Mineral Leasing Act for Acquired Lands to make that Act 
applicable to hardrock minerals. 
IN THE HOUSE OF REPRESENTATIVES 
JUNE 10, 2025 
Mr. FALLON (for himself and Mr. MORAN) introduced the following bill; which 
was referred to the Committee on Natural Resources 
OCTOBER 31, 2025 
Additional sponsor: Mr. HARRIGAN 
OCTOBER 31, 2025 
Reported with an amendment, committed to the Committee of the Whole 
House on the State of the Union, and ordered to be printed 
[Strike out all after the enacting clause and insert the part printed in italic] 
[For text of introduced bill, see copy of bill as introduced on June 10, 2025] 
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A BILL 
To amend the Mineral Leasing Act for Acquired Lands to 
make that Act applicable to hardrock minerals. 
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Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. APPLICATION OF MINERAL LEASING ACT FOR 
ACQUIRED LANDS TO HARDROCK MINERALS. 
The Mineral Leasing Act for Acquired Lands (30 
U.S.C. 351 et seq.) is amended— 
(1) in section 2 (30 U.S.C. 351)— 
(A) by striking ‘‘Act ‘United States’ ’’ and 
inserting the following: ‘‘Act: 
‘‘(1) 
UNITED
STATES.—The 
term 
‘United 
States’ ’’; 
(B) by striking ‘‘Alaska. ‘Acquired lands’ ’’ 
and inserting the following: ‘‘Alaska. 
‘‘(2) ACQUIRED LANDS; LANDS ACQUIRED BY THE 
UNITED STATES.—The term ‘acquired lands’ ’’; 
(C) by striking ‘‘552). ‘Secretary’ ’’ and in-
serting the following: ‘‘552). 
‘‘(3) SECRETARY.—The term ‘Secretary’ ’’; 
(D) by striking ‘‘Interior. ‘Mineral leasing 
laws’ shall mean’’ and inserting the following: 
‘‘Interior. 
‘‘(4) MINERAL LEASING LAWS.—The term ‘min-
eral leasing laws’ means’’; 
(E) by striking ‘‘Acts. ‘Lease’ ’’ and insert-
ing the following: ‘‘Acts. 
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‘‘(5) LEASE.—The term ‘lease’ ’’; 
(F) by striking ‘‘requires. The term’’ and 
inserting the following: ‘‘requires. 
‘‘(6) OIL.—The term’’; and 
(G) by adding at the end the following: 
‘‘(7) HARDROCK MINERAL.—The term ‘hardrock 
mineral’— 
‘‘(A) includes deposits of— 
‘‘(i) minerals found in sedimentary or 
other rocks; 
‘‘(ii) base metals; 
‘‘(iii) precious metals; 
‘‘(iv) industrial minerals; and 
‘‘(v) 
precious 
and 
semi-precious 
gemstones; and 
‘‘(B) does not include deposits of— 
‘‘(i) coal; 
‘‘(ii) oil; 
‘‘(iii) oil shale; 
‘‘(iv) gas; 
‘‘(v) sodium; 
‘‘(vi) potassium; 
‘‘(vii) sulfur; or 
‘‘(viii) mineral materials subject to 
disposition under the Act of July 31, 1947, 
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commonly known as the Materials Act of 
1947 (30 U.S.C. 601 et seq.).’’; and 
(2) in section 3 (30 U.S.C. 352), by striking 
‘‘and sulfur’’ and inserting ‘‘sulfur, and hardrock 
minerals’’. 
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Union Calendar No. 309 
119TH CONGRESS 
1ST SESSION 
H. R. 3872 
[Report No. 119–357] 
A BILL 
To amend the Mineral Leasing Act for Acquired 
Lands to make that Act applicable to hardrock 
minerals. 
OCTOBER 31, 2025 
Reported with an amendment, committed to the Com-
mittee of the Whole House on the State of the Union, 
and ordered to be printed 
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21:18 Oct 31, 2025
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