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Data / Federal rules / 2026-21786

Outbound Investment Security Program Regulations

The Investment Security Office published this proposed rule in the Federal Register on October 26, 2026. Comments are due by December 7, 2026.

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What the agency says

This proposed rule sets forth regulations that would implement Subtitle C of the Comprehensive Outbound Investment National Security Act, which is codified at Title VIII of the Defense Production Act. The proposed rule would require United States persons to provide notification to the U.S. Department of the Treasury regarding certain transactions involving foreign persons that are engaged in notifiable technologies; and prohibit United States persons from engaging in certain other transactions involving foreign persons that are engaged in prohibited technologies. Where consistent with Title VIII, the proposed rule incorporates certain definitions and concepts from the current regulations governing the Outbound Investment Security Program. The proposed rule also would add applicability dates to the regulations, such that those regulations would continue to apply to activities that occurred within the relevant timeframe.

Key facts

Document number
2026-21786
Type
Proposed rule
Action
Proposed rule
Agency
Treasury Department; Investment Security Office
Published
October 26, 2026
Comments due
December 7, 2026
Dates
Written comments must be received by December 7, 2026.
Docket
Docket No. TREAS-DO-2026-0595
Regulation ID (RIN)
1505-AC94
Code of Federal Regulations
31 CFR 850; 31 CFR 851
Topics
Administrative practice and procedure; Biobased products; Biologics; Business and industry; Computer technology; Confidential business information; Electronic filing; Executive orders; Holding companies; Hong Kong; Investigations; Investment companies; Investments; National defense; Penalties; People's Republic of China; Reporting and recordkeeping requirements; Russian Federation; Science and technology; Scientific equipment; Securities; U.S. investments abroad; Venezuela
Pages
38

The document on federalregister.gov PDF

Other documents from the Investment Security Office

DocumentTypePublished
Request for Information Pertaining to the CFIUS Known Investor Program and Streamlining the Foreign Investment Review Process
2026-02481
Proposed ruleFeb 9
Penalty Provisions, Provision of Information, Negotiation of Mitigation Agreements, and Other Procedures Pertaining to Certain Investments in the United States by Foreign Persons and Certain Transactions by Foreign Persons Involving Real Estate in the United States
2024-27310
Final ruleNov 26, 2024
Definition of Military Installation and the List of Military Installations in the Regulations Pertaining to Certain Transactions by Foreign Persons Involving Real Estate in the United States
C1-2024-25773
Final ruleNov 18, 2024
Provisions Pertaining to U.S. Investments in Certain National Security Technologies and Products in Countries of Concern
2024-25422 · significant
Final ruleNov 15, 2024
Definition of Military Installation and the List of Military Installations in the Regulations Pertaining to Certain Transactions by Foreign Persons Involving Real Estate in the United States
2024-25773
Final ruleNov 7, 2024
Definition of Military Installation and the List of Military Installations in Regulations Pertaining to Certain Transactions by Foreign Persons Involving Real Estate in the United States
2024-15221
Proposed ruleJul 19, 2024
Provisions Pertaining to U.S. Investments in Certain National Security Technologies and Products in Countries of Concern
2024-13923 · significant
Proposed ruleJul 5, 2024
Amendments to Penalty Provisions, Provision of Information, Negotiation of Mitigation Agreements, and Other Procedures Pertaining to Certain Investments in the United States by Foreign Persons and Certain Transactions by Foreign Persons Involving Real Estate in the United States
2024-07693
Proposed ruleApr 15, 2024

Everything from the Investment Security Office · Rules on administrative practice and procedure · Rules on biobased products · Rules on biologics · Published in October 2026

Read from the Federal Register API, last updated 2026-10-24. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.