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Critical Mineral Dominance Act

2/7/2026, 5:08 AM

Summary of Bill HR 4090

H.R. 4090, introduced in the 119th Congress on June 23, 2025, aims to codify specific provisions of Executive Orders concerning domestic mining and hardrock mineral resources, along with additional objectives outlined in the bill.

Congressional Summary of HR 4090

Critical Mineral Dominance Act

This bill directs the Department of the Interior to address mineral supply chain vulnerabilities, including by accelerating and expanding mineral production on federal land (i.e., National Forest System land, public lands, and any land that may be leased for the exploration, development, or production of hardrock minerals).

Interior must (1) identify priority mining projects on federal lands that can be immediately approved, and (2) take all necessary and appropriate steps to expedite those projects.

Interior must also identify active, inactive, or proposed mining projects on federal land that have the potential to (1) increase production of hardrock minerals or their byproducts, (2) expand existing operations to include such byproducts, or (3) produce hardrock minerals from mine tailings or coal byproducts. 

Further, Interior must identify certain federal land with potential for hardrock mining. Interior must prioritize identifying land where a mining project (1) can most quickly be fully permitted and operational, and (2) would have the greatest potential effect on the robustness of the domestic mineral supply chain.

Interior must (1) suspend, revise, or rescind agency actions that place undue burdens on mining projects; (2) recommend changes to current law necessary to expand U.S. production of hardrock minerals; and (3) review state and local laws that impede development of domestic mining and mineral exploration projects.

Interior must also report on the dollar value and overall economic impact of the United States' reliance on imports of certain mineral commodities.

Finally, Interior must prioritize efforts to accelerate geologic mapping.

Current Status of Bill HR 4090

Bill HR 4090 is currently in the status of Passed in House since February 4, 2026. Bill HR 4090 was introduced during Congress 119 and was introduced to the House on June 23, 2025.  Bill HR 4090's most recent activity was Received in the Senate and Read twice and referred to the Committee on Energy and Natural Resources. as of February 5, 2026

Bipartisan Support of Bill HR 4090

Total Number of Sponsors
1
Democrat Sponsors
0
Republican Sponsors
1
Unaffiliated Sponsors
0
Total Number of Cosponsors
2
Democrat Cosponsors
0
Republican Cosponsors
2
Unaffiliated Cosponsors
0

Policy Area and Potential Impact of Bill HR 4090

Primary Policy Focus

Energy

Alternate Title(s) of Bill HR 4090

To codify certain provisions of certain Executive Orders relating to domestic mining and hardrock mineral resources, and for other purposes.
To codify certain provisions of certain Executive Orders relating to domestic mining and hardrock mineral resources, and for other purposes.

Comments

Alejandra Martinez profile image

Alejandra Martinez

754

8 months ago

I think this bill is a step in the right direction for our country. It's important to support domestic mining and hardrock mineral resources. How will this bill impact our economy in the long run?