H.R. 3872 explained · 119th Congress · Pending in Congress
To amend the Mineral Leasing Act for Acquired Lands to make that Act applicable to hardrock minerals.
Cosponsors: 2 (0 D, 2 R) · per Congress.gov, 2026-10-14
Introduced: 2025-06-10
Latest action (2026-09-17): Placed on Senate Legislative Calendar under General Orders. Calendar No. 669.
What H.R. 3872 does, in plain terms
This bill specifies that all federally acquired lands are eligible to be considered for hardrock mineral leasing under the Mineral Leasing Act for Acquired Lands (MLAAL). The bill defines the term hardrock mineral to (1) include deposits of minerals found in sedimentary or other rocks, base metals, precious metals, industrial minerals, and precious and semi-precious gemstones; and (2) exclude deposits of coal, oil, oil shale, gas, sodium, potassium, sulfur, or mineral materials subject to disposition under the Materials Act of 1947. By way of background, hardrock minerals are not currently listed under the MLAAL as deposits subject to a lease, while mineral resources such as coal, phosphate, oil, gas, gilsonite, and sulfur are listed. As a result, federal lands may be leased for mining hardrock minerals only if the federal lands were acquired under a statute, such as the Weeks Act, that specifically authorizes the land to be used for hardrock mineral leasing.
Official summary by the Congressional Research Service, via Congress.gov.
Constitution Index
“VFA Constitution grade”
Minor constitutional concerns
Graded 2026-10-11
SI-generated grade · five published checks · not individually reviewed by a person · methodology
The bill is a modest expansion of federal authority over mineral leasing on acquired federal lands, but it does not clearly violate the Constitution. It operates within Congress's enumerated powers over federal property and commerce, and it does not infringe on individual rights. The main concern is that it may consolidate decision-making at the federal level for lands that could be managed locally, but this is a minor issue given the federal government's proprietary interest in these lands.
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✓ Passes · Enumerated powers
Congress has authority over federal lands under the Property Clause (Article IV, Section 3, Clause 2), which grants Congress the power to dispose of and make all needful rules and regulations respecting the territory or other property belonging to the United States. Additionally, the Commerce Clause (Article I, Section 8, Clause 3) supports federal regulation of mineral leasing that affects inters… -
✓ Passes · Bill of Rights
The bill does not implicate any of the first ten amendments. It does not restrict speech, religion, assembly, press, petition, arms, quartering, search and seizure, self-incrimination, due process, takings, trial rights, or cruel and unusual punishment. It is a regulatory measure governing the use of federal lands, not a restriction on individual liberties. -
✓ Passes · Individual sovereignty
The bill does not restrict what individuals can do with their own person, property, speech, labor, or belief. It only affects the leasing of federally owned lands, which are not private property. Individuals who wish to mine hardrock minerals on federal lands would be subject to federal leasing requirements, but this is a permissible exercise of federal authority over its own property, not a restr… -
✗ Concern · Decentralization
The bill fails the decentralization test because it consolidates decision-making at the federal level for mineral leasing on acquired federal lands. While the federal government has a proprietary interest, the question is whether states or localities could handle this. States already regulate mining on state and private lands, and they could potentially manage leasing on federal lands within their… -
✓ Passes · Due process and takings
The bill does not bypass due process or take private property without just compensation. It only affects the leasing of federal lands, not private property. The leasing process would presumably include administrative procedures that provide notice and opportunity to be heard, and there is no indication of arbitrary government action. The Takings Clause (Fifth Amendment) is not implicated because n…
Sources: Congress.gov: HR 3872 summary
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What should pass
“VFA SI Solution”
SI-generated · passed automated checks (Constitution citation, source verification, independent SI critic) · not individually reviewed by a person · Report an error: hello@valuesforamerica.com
Capped and Accountable Hardrock Leasing for Acquired Federal Lands
Generated by VFA SI Solutions
Increase domestic supply of hardrock minerals such as base metals, precious metals, and gemstones by allowing leasing on federally acquired lands. The current limit ties eligibility to the statute under which each parcel was acquired.
Bipartisan rationale: VFA assesses the gain for Republicans and conservatives as faster domestic access to base metals, precious metals, and industrial minerals on federally acquired lands, with competitive leases, capped spending, and a sunset that forces review. VFA assesses the gain for Democrats and progressives as uniform environmental review, public royalty reporting, tribal consultation where treaty or trust interests may be affected, and reclamation bonding on acquired lands, so new leasing does not lower existing protections.
Possible legislative path: In the House and Senate, support may come from members focused on mineral supply, jobs, and federal revenue, while opposition may come from members concerned about conservation, water quality, and local control, with final support turning on reclamation, royalty, and state-rights terms.
Source limits: The full bill text and current law were not shown in the official summary. Lease forms, royalty rates, royalty sharing, existing rights, environmental standards, tribal consultation rules, cost effects, and litigation rights should be verified at Congress.gov and in the Mineral Leasing Act for Acquired Lands before action.
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