Regulations on foreign investment review under FIRRMA
31 CFR Parts 800 and 802 · Read 2026-08-15
The Foreign Investment Risk Review Modernization Act was signed on 13 August 2018 and the implementing regulations took effect on 13 February 2020, extending review to certain non-controlling investments and to real estate.
Identifier
- Identifier
- 31 CFR Parts 800 and 802
- Level
- Federal
- Status
- In force
- Adopted
- 2018-08-13
- Applies from
- 2020-02-13
- Supervisory bodies
- CFIUS
Named requirements
Covered transactions
Transactions that could result in foreign control of a US business.
TID US businesses
Critical technology, critical infrastructure and sensitive personal data businesses.
Mandatory declarations
Transactions that must be declared before closing.
Real estate transactions
Purchases and leases near listed airports, ports and military installations.
Official source
EU acts on the same ground
- eu-fdi-screening
Regulation 2019/452 sets a cooperation mechanism, but the screening decision stays with each member state, unlike the single federal committee.
United States case law
4 decisions · Read from CourtListener, Free Law Project on 2026-08-22.
- Yifan Shen v. Commissioner, Florida Department of Agriculture and Consumer Services
11th Cir.Open to review by a higher court, the source does not state the outcome
- An opinion was released in case 24-1113, TikTok Inc. v. Merrick Garland
D.C. Cir.Open to review by a higher court, the source does not state the outcome
- Crystallex International Corp v. Bolivarian Republic of Venezue
24 F.4th 2423rd Cir.Open to review by a higher court, the source does not state the outcome
- Ralls Corp. v. Committee on Foreign Investment in the United States
411 U.S. App. D.C. 105D.C. Cir.Open to review by a higher court, the source does not state the outcome
Change monitoring
The row is re-read against the publisher's own publication on a fixed interval. The dates below can be checked on the spot and travel with the API response.
| Field | Value |
|---|---|
| Register | CFIUS — 31 CFR Parts 800 and 802 |
| Publisher | Committee on Foreign Investment in the United States |
| Last read | 2026-08-15 |
| Interval | Every 30 days |
| Next re-read | 2026-09-14 |
| Status | Checked against the publisher |
Row history
Dated events concerning this exact row, newest first. No event appears here without a date in a primary source.
| Date | Event | Source |
|---|---|---|
| 2026-08-15 | Row read against the official publication | Committee on Foreign Investment in the United States |
| 2020-02-13 | Date of application according to the publisher | Committee on Foreign Investment in the United States |
| 2018-08-13 | Adopted under 31 CFR Parts 800 and 802 | Committee on Foreign Investment in the United States |
Monitoring states when the row was checked, not how the legal position should be assessed.
Cite this row
The string below travels with a memo, a case file or an agent chain. The same string sits in the citation field of the API response.
31 CFR Parts 800 and 802, Regulations on foreign investment review under FIRRMA. ExploreWorld Legal, https://legal.exploreworldai.com/us/regler/cfius (hämtad 2026-08-25, bevis sha256:7b158a36e722e24a, bygge legal-2026-08-25).
- sha256:
- 7b158a36e722e24a2d62772df71e488496c47f75a5742ea45cad6d5dee788d85
- hämtad:
- 2026-08-25
- source_confidence:
- official
- bygge:
- legal-2026-08-25
- officiell källa:
- https://www.ecfr.gov/current/title-31/subtitle-B/chapter-VIII
Official publication. The address points to the authority or court that published the row. Office of the Federal Register, eCFR.
The row is a source reference with an official identifier. No legal advice and no compliance decision.
Verifiable trust signals
- Six fixed blocks, one source per line
- No sentence written by a language model
- Engine version and read date on every answer
- No customer data, no documents, no advice
- Model card and audit published under the EU AI Act