The National Critical Materials Act of 1984 establishes federal policy for identifying, assessing, and ensuring adequate domestic and allied supplies of "critical and strategic materials" needed for national defense, clean energy, and advanced manufacturing. The Act created a framework for interagency coordination, federal research investment, and stockpile assessment — but it was the convergence of the EV battery transition, Chinese supply chain dominance, and the Inflation Reduction Act's domestic content requirements that transformed critical minerals from a niche policy concern into a front-line national security priority. Today the 50-mineral USGS Critical Minerals List drives billions of dollars in federal investment and shapes trade policy across the Indo-Pacific.
Current Law (2026)
| Parameter | Value |
|---|---|
| Statute | National Critical Materials Act of 1984 (30 U.S.C. §§ 1801–1808) |
| Administering agency | USGS (assessments); DOE (R&D, loans); DOD (defense applications); Commerce (supply chain) |
| USGS Critical Minerals List | 50 mineral commodities (2022 edition; updated every 3 years) |
| China's share of REE mining | ~60% |
| China's share of REE processing | ~90% |
| DRC's share of global cobalt mining | ~70% (majority with Chinese off-take agreements) |
| IRA domestic content requirement | Battery minerals from U.S. or FTA-partner countries for full §30D EV tax credit |
| MP Materials (Mountain Pass, CA) | Only operating U.S. rare earth mine |
| DOE Loan Programs Office | Authorized to finance critical mineral processing facilities |
Legal Authority
- 30 U.S.C. § 1801 — Findings: Congress declares that reliable supplies of critical materials are essential to economic well-being and national security; acknowledges U.S. dependence on foreign sources for many critical minerals
- 30 U.S.C. § 1802 — Policy: directs federal agencies to develop a coordinated national policy for critical and strategic materials, including R&D, stockpile assessment, and international supply agreements
- 30 U.S.C. § 1803 — National Critical Materials Council: establishes an interagency council (chaired by the Office of Science and Technology Policy) to coordinate critical minerals policy across DOD, DOE, Commerce, Interior, and USGS
- 30 U.S.C. § 1805 — Research and development: authorizes federal funding for critical materials R&D, including processing technologies, substitution research, and recycling
- 30 U.S.C. § 1806 — Assessment and inventory: directs USGS to maintain a current inventory of domestic and global critical mineral resources and assess vulnerabilities in supply chains
- 30 U.S.C. § 1808 — Definitions: defines "critical material" as a material essential to economic or defense applications that faces potential supply disruption
How It Works
The cornerstone of current critical minerals policy is the USGS Critical Minerals List — 50 mineral commodities whose combination of economic essentiality and supply chain vulnerability places them in the highest-priority tier for federal attention. The list includes lithium, cobalt, nickel, graphite (used in battery anodes), all 17 rare earth elements (REEs, used in magnets for EV motors and wind turbines), tungsten, manganese, vanadium, and platinum group metals. USGS updates the list every three years based on production concentration, reserve geography, and substitutability assessments. A mineral's presence on the list triggers eligibility for accelerated permitting review, DOE loan program financing for processing facilities, and DOD Defense Production Act Title III investments.
The supply chain geography of critical minerals is the core policy problem. For rare earth elements, China controls roughly 60% of global mining and 90% of global processing — a dominance built over decades through strategic state investment that deliberately undercut Western producers. For cobalt, more than 70% of global mining occurs in the Democratic Republic of Congo, with the majority of production under Chinese off-take agreements. For graphite, China controls over 90% of global processing capacity. This concentration means that geopolitical tensions, trade disputes, or Chinese export restrictions (China imposed graphite export controls in 2023) can rapidly disrupt supply chains for EVs, wind turbines, defense electronics, and advanced semiconductors.
Federal responses operate on multiple tracks. USGS produces geologic assessments identifying domestic mineral resources. DOE's Loan Programs Office finances domestic mining and processing projects (Lithium Americas' Thacker Pass lithium mine in Nevada received a $2.26 billion DOE loan in 2023). DOD uses Defense Production Act Title III to invest directly in domestic critical mineral production for defense needs. The Inflation Reduction Act created strong financial incentives by restricting the §30D EV tax credit to vehicles whose battery minerals come from the U.S. or from countries with qualifying free-trade agreements — effectively requiring automakers to build non-China supply chains to access the credit. International agreements with Japan, South Korea, and the EU have been used to expand the pool of qualifying "domestic" sourcing under this framework.
Key Numbers / Thresholds
- 50 minerals on USGS Critical Minerals List (2022)
- China controls ~60% of REE mining, ~90% of REE processing
- DRC accounts for ~70% of global cobalt mining
- China controls >90% of graphite processing (imposed export controls in 2023)
- $2.26 billion DOE loan to Lithium Americas for Thacker Pass, Nevada (2023)
- Thacker Pass: largest known U.S. lithium deposit
- MP Materials (Mountain Pass, CA): only operating U.S. REE mine
- IRA §30D credit: up to $7,500 EV tax credit; requires qualifying domestic/FTA battery minerals
- DOD DPA Title III: $700+ million invested in critical mineral supply chains (FY2022–2025)
- Critical Minerals List updated every 3 years by USGS
How It Affects You
If you're an EV or battery manufacturer needing to qualify for the IRA Section 30D credit: The up-to-$7,500 consumer EV tax credit requires that qualifying critical minerals in the battery be extracted or processed in the U.S. or a free-trade-agreement partner country (and meet increasing percentage thresholds each year). China-sourced lithium, graphite, cobalt, or nickel disqualifies the vehicle. This regulatory structure drives your sourcing decisions — and why Lithium Americas' Thacker Pass (Nevada), ioneer's Rhyolite Ridge, and MP Materials' Mountain Pass matter commercially, not just geopolitically. If your supply chain currently routes through Chinese processors, the IRA mineral tracing requirements and "foreign entity of concern" restrictions are increasingly constraining.
If you're a mining company pursuing a critical mineral project: The Trump administration's January 2025 executive order declaring a national energy and mineral emergency directed federal agencies to accelerate permitting for critical mineral extraction using categorical exclusions from full NEPA environmental review. The Permitting Council's FAST-41 process is being applied to increasing numbers of mine permit applications. DOE's Loan Programs Office (LPO) and DOD's Defense Production Act Title III program have been active investors — the $2.26 billion DOE loan to Lithium Americas for Thacker Pass is the largest single critical minerals investment to date. If your project is on federal lands, engage the Bureau of Land Management's critical minerals program early; expedited processing is available but requires proper initiation.
If you're a technology or defense company with supply chain exposure to Chinese rare earth processors: China controls more than 90% of global graphite processing and imposed export controls on graphite in late 2023, followed by additional gallium and germanium export restrictions. China's dominance in rare earth element (REE) processing means that even if your REE raw materials come from Australia or elsewhere, processed oxides and magnets often route through China. DOD's Title III program has funded several alternative processing projects; check whether your critical inputs qualify for domestic alternatives or FTA-partner sourcing. The USGS Critical Minerals List (updated every 3 years) and the National Defense Stockpile program are the government's formal signals of which materials face the greatest supply risk.
Recent Developments
The Inflation Reduction Act's domestic content requirements for EV battery minerals created an immediate, commercially-significant demand pull for non-Chinese critical mineral supply chains. This triggered billions of dollars in investment announcements for lithium, cobalt, nickel, and graphite projects in the U.S., Canada, and allied countries. Lithium Americas' Thacker Pass project in Nevada — receiving a $2.26 billion DOE loan — and ioneer's Rhyolite Ridge lithium/boron project (also Nevada) represent the vanguard of a domestic lithium mining buildout. MP Materials, which processes rare earth concentrate from Mountain Pass into separated oxides, expanded its magnet manufacturing capacity with DOD support.
The Trump administration entered 2025 with aggressive executive action on critical minerals: an executive order in January 2025 declared a national energy and mineral emergency and directed all agencies to accelerate permits for critical mineral extraction on federal lands, including through categorical exclusions from NEPA review. A separate 2025 executive order directed DOD and Commerce to develop a strategic mineral stockpile plan and expand DPA Title III investments. These actions reflect bipartisan consensus — rare in the current environment — that reducing dependence on Chinese mineral supply chains is a national security imperative. Congressional efforts to further streamline permitting for domestic critical mineral mines remained active in 2025–2026, with the Permitting Council's FAST-41 process being applied to an increasing number of mine permit applications.
On January 12, 2026, Treasury Secretary Bessent convened a Finance Ministerial focused on securing critical minerals supply chains, bringing together finance ministers from allied nations to coordinate investment and financing strategies for non-Chinese mineral supply chains. The meeting signals an expanded role for the Treasury Department in critical minerals diplomacy alongside the existing interagency framework involving USGS, DOE, DOD, and Commerce. No specific agreements or legal changes were announced, but the ministerial reflects continued high-level allied coordination on reducing supply chain dependence on China. Source: U.S. Treasury Department, January 12, 2026
On January 12, 2026, the U.S. Department of Labor announced $22 million in funding aimed at securing critical mineral supply chains and strengthening American competitiveness. The award reflects an expanded federal agency footprint in critical minerals policy, adding the Department of Labor to the interagency effort alongside USGS, DOE, DOD, Commerce, and Treasury. This represents substantively new information about the scale and breadth of federal investment in domestic critical mineral supply chains. Source: U.S. Department of Labor, January 12, 2026
On January 14, 2026, President Trump issued a proclamation adjusting imports of processed critical minerals and their derivative products (PCMDPs) into the United States, acting under Section 232 of the Trade Expansion Act following a Commerce Department investigation initiated October 24, 2025 into the national security effects of such imports. The action marks the first application of Section 232 trade authority specifically to processed critical minerals, extending the tariff and import-restriction framework previously used for steel and aluminum to the critical minerals supply chain. The proclamation represents a significant legal development — moving beyond executive orders directing agency action to a formal trade remedy with direct effect on import flows of processed minerals and derivative products. Source: White House, January 14, 2026
Related Topics
- Federal Mining Law & Mineral Resources
- Mineral Leasing Act — Oil, Gas & Coal on Federal Lands
- Deep Seabed Hard Mineral Resources — Ocean Floor Mining Law
- Inflation Reduction Act — Climate, Clean Energy & Health Provisions
- EV Tax Credits
- Uranium Mill Tailings Radiation Control Act — Legacy Site Cleanup
Pending Legislation
S. 2550, the Critical Minerals Partnership Act of 2025, was reported by the Senate Committee on Foreign Relations on October 30, 2025, and received a CBO cost estimate published February 5, 2026. The bill addresses international partnership frameworks for critical minerals supply chains, reflecting congressional interest in formalizing allied coordination mechanisms beyond existing executive-branch diplomacy. The legislation remains pending and has not been enacted into law. Source: Congressional Budget Office, February 5, 2026
S. 1463, the Finding ORE Act, was reported by the Senate Committee on Foreign Relations on June 18, 2025, and received a CBO cost estimate published February 17, 2026. The bill addresses critical minerals policy within a foreign relations and international partnership context, reflecting continued congressional interest in reducing supply chain dependence on China. The legislation remains pending and has not been enacted into law. Source: Congressional Budget Office, February 17, 2026