New Executive Order Tightens Domestic Sourcing Requirements for Critical Minerals Defense Supply Chains

Summary

On July 20, 2026, President Trump signed Executive Order 14415, “Securing America’s Defense Supply Chains and Ensuring Domestic Acquisition of Critical Materials.” The order directs the Department of War (the Department of Defense) to significantly curtail the use of waivers that have historically allowed defense contractors to source “certain covered materials” from China and other non-compliant or foreign suppliers under 10 U.S.C. 4872, and imposes sweeping new supply chain mapping, vetting, and domestic-sourcing obligations on prime contractors and subcontractors at every tier.

Background

Title 10 U.S.C. 4872 has long restricted the use of certain foreign-sourced specialty metals and other covered materials in defense articles, but the Administration determined that defense contractors have historically under-prioritized domestic production and supply chain resilience based in part on waivers that were issued routinely under the statute. The Administration is now directing the Department of War to ensure the statute’s requirements are strictly observed, with the goal of building resilient domestic and allied supply chains for the critical materials and components that go into U.S. weapons systems.

Key Takeaways

• Waiver Cutoff on January 1, 2027: The Order restricts the situations in which the Secretary of War and the secretaries of the military departments should issue waivers under 10 U.S.C. 4872(c)(1) for covered materials. The exception will be when a contractor submits (and the Secretary accepts) a formal mitigation plan, or where the Secretary requests a waiver through the National Security Council.
• New “Indentured Bill of Materials” Disclosure Mandate: Within 180 days, the Department of War must require prime contractors and subcontractors at any tier to map and disclose critical supply chains for acquisitions implicating national security. This will mean tracing every component, part, and material back to its raw-material origin.
• Mandatory Supplier Vetting: Contractors must screen suppliers for financial distress, foreign ownership, control, or influence, and manufacturing/supply risk, and must generally be barred from using “unreliable foreign suppliers” as defined in the order.
• Domestic or Allied Source Qualification Required: Where a contractor relies on an unreliable foreign supplier, it must move to qualify and use an alternative source as soon as possible or risk suspension or termination of task orders, contract options, and existing contracts.
• Accelerated Qualification Pathway: Within 90 days, the Secretary must develop a strategy, including new testing procedures, methodologies, and software, to speed qualification of new domestic sources and materials, and to identify regulations that should be rescinded because they slow that process.
• Carve-Out for Project Vault and U.S.-Financed Sources: Materials and components sourced through the U.S. Strategic Critical Minerals Reserve (“Project Vault”), or from projects financed or supported by EXIM, DFC, or the Departments of State, War, Commerce, or Energy, are expressly excluded from the order’s new restrictions.
• Ongoing Reporting and Enforcement: The Secretary must report to the National Security Council every six months through January 1, 2028, and fraud or willful noncompliance with an accepted mitigation plan can trigger contractual remedies and referral to the Attorney General.

What This Means for Your Business

For Defense Prime Contractors and Subcontractors (All Tiers):

• Companies currently relying on 10 U.S.C. 4872 waivers should assume routine approvals end January 1, 2027 and that continued use of non-compliant material will require an accepted and closely monitored mitigation plan.
• The indentured Bill of Materials requirement and mandatory supplier vetting will require many contractors to build or expand supply-chain traceability and risk-screening capabilities beyond current practice.
• Failure to qualify an alternative source for material tied to an unreliable foreign supplier is expressly identified as grounds for suspension or termination of task orders, options, or the underlying contract.

For Domestic and Allied Critical Materials Producers:

• As defense contractors move to de-risk their supply chains, domestic and allied producers of covered materials may see increased interest in qualification and long-term supply relationships.
• The Department’s accelerated testing and qualification strategy is due within 90 days; producers may engage early to help shape the methodologies and standards that will determine how quickly new sources can be approved.
• Producers backed by EXIM, DFC, or supported by State, War, Commerce, or Energy funding sit outside the order’s new restrictions altogether, which may be a meaningful differentiator when courting defense customers.

For Small Businesses and Non-Traditional Defense Companies:

• The order directs government agencies to implement regulations to avoid unduly burdening small businesses, non-traditional defense companies, and new entrants, but the specifics will be set in the 180-day and follow-on 90-day rulemakings, making early engagement valuable.

What Companies May Do Now

• Inventory Current Waiver Reliance: Identify all covered materials currently sourced under 10 U.S.C. 4872 waivers and assess exposure ahead of the January 1, 2027 cutoff.
• Begin Building Bill-of-Materials Traceability: Start mapping supply chains back to raw-material origin now, rather than waiting for the Department’s implementing regulations.
• Assess Supplier Risk Categories: Evaluate your supplier base against the order’s financial, FOCI, and manufacturing/supply risk definitions.
• Engage in the Rulemaking Process: The 180-day supply chain mapping regulations and the 90-day accelerated qualification strategy will both generate opportunities for industry input. Companies may plan to participate.
• Evaluate Project Vault and Federal Financing Options: Companies sourcing critical materials may assess whether EXIM, DFC, or other federal financing arrangements could position their supply chain outside the order’s new restrictions.
• Monitor Department of War Guidance and Reporting: Track the Secretary’s implementing regulations and the recurring six-month reports for signals on enforcement priorities and mitigation plan expectations.

Bottom Line

Executive Order 14415 signals that the Administration intends to convert a long-standing but loosely enforced statutory requirement into an active compliance and enforcement priority for the defense industrial base. With a hard waiver cutoff set for January 1, 2027 and new disclosure, vetting, and domestic-sourcing obligations phasing in over the next 180 days, contractors across the defense supply chain and the domestic and allied producers positioned to serve it, have a limited window to get ahead of these requirements. Companies should use this period to assess exposure, build compliance infrastructure, and engage proactively as the implementing regulations take shape.

Clark Hill understands that navigating the complexities of evolving national security and trade policy can be challenging. Our team is here to assist you in understanding these developments, their implications for your business, and help you engage with the Administration.

Contact Clark Hill

If you have questions regarding the content of this alert, please contact one of the authors from our Clark Hill Public Strategies Team:

• Kelsey Christensen (kchristensen@clarkhill.com; 202.230.9889)
• Ronald D. Sullivan (rsullivan@clarkhill.com; 202.809.2235)
• Kristina Aleksanyan (kaleksanyan@clarkhill.com; 202.640.6641)
• Mariana Berumen, (mberumen@clarkhill.com; 202.552.2362)

Click here to find these and other Clark Hill Public Strategies Attorneys and Advisors.

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