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Proposed Ban on Chinese-Made Silicon Carbide Semiconductors in Defense Procurement

Original title: Text of Senate Amendment 6345

June 24, 2026

National SecurityDefense SpendingSemiconductorsSupply ChainChinaTechnology Policy

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The Frame

What this does

This amendment would change federal procurement rules for the Department of Defense, potentially requiring defense contractors to source specific semiconductor components from non-Chinese suppliers for national security systems.

Who is mentioned in the record

Potentially affected actors named in the source documents. Mention is not a position.

Department of Defense

The agency must revise procurement regulations, conduct reviews, and provide briefings to Congress.

Defense contractors

Contractors may be required to change their supply chains for silicon carbide semiconductors used in defense systems.

Domestic silicon carbide wafer manufacturers

These entities are the subject of a mandated review regarding challenges posed by Chinese exports.

What changed

Last recorded activity June 24, 2026.

What's next

Next step not available in the current record.

Summary

Senate Amendment 6345, introduced by Mr. Schumer and Mr. Cotton, proposes restricting the Department of Defense from purchasing semiconductors manufactured on silicon carbide wafers produced in China. The amendment also mandates briefings on domestic manufacturing challenges and encourages interagency efforts to secure supply chains with allied nations.

Key Facts

You don't have to trust us. Each fact below is taken straight from the official document - click any one to see the exact passage, highlighted in the original.

Why It Matters

This amendment would change federal procurement rules for the Department of Defense, potentially requiring defense contractors to source specific semiconductor components from non-Chinese suppliers for national security systems.

Frequently Asked Questions

Does this ban all semiconductors from China?
No, it specifically targets semiconductors manufactured on silicon carbide wafers. It also provides an exception for .
Can the Department of Defense still buy these parts if necessary?
Yes, the amendment allows the Secretary of Defense to issue waivers on a case-by-case basis.

News Coverage

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Sponsors

Connected Entities

locationPeoples Republic of China“Country of origin for restricted semiconductor components.”Map →
organizationDepartment of Defense“Required to revise procurement regulations and conduct briefings.”Map →
organizationChips Program Office“To be consulted on manufacturing technology development.”Map →
organizationDepartment of Energy“Mentioned in the context of the underlying bill S. 4784.”Map →
personSecretary of Commerce“To be consulted regarding R&D for silicon carbide manufacturing.”Map →
personMr. Schumer“Submitted the amendment.”Map →
personSecretary of Defense“Tasked with implementing procurement restrictions and reporting requirements.”Map →
personMr. Cotton“Co-submitted the amendment.”Map →

Sources

Open source document

www.govinfo.gov

Analysis Score

0–100
  • Significance85
    How much this matters to a regular citizen
  • Controversy60
    Intensity of disagreement among stakeholders
  • Entertainment10
    Compellingness for a non-policy-wonk reader
  • Buzz30
    Current news / social attention level

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