Foreign Direct Investment (FDI) screening refers to government mechanisms that review, condition, or block inbound investments by foreign entities when those investments could affect national security, public order, or critical infrastructure. Screening typically covers acquisitions of controlling stakes, but many regimes also capture minority stakes in sensitive sectors such as semiconductors, defense, energy, telecommunications, biotech, ports, and data infrastructure.
The most established regime is the Committee on Foreign Investment in the United States (CFIUS), an interagency body chaired by the Treasury Secretary. Its authorities were significantly expanded by the Foreign Investment Risk Review Modernization Act (FIRRMA) of 2018, which extended jurisdiction to certain non-controlling investments and real estate transactions near sensitive sites.
In the European Union, Regulation (EU) 2019/452 established a cooperation framework for FDI screening that became fully applicable in October 2020. It does not create a single EU-level screener; instead, it lets member states maintain their own regimes (such as France's IEF, Germany's AWV review, and Italy's Golden Power) while sharing information and allowing the Commission to issue non-binding opinions.
Other notable regimes include the UK's National Security and Investment Act 2021, Australia's Foreign Investment Review Board (FIRB), Canada's review under the Investment Canada Act, and Japan's amended Foreign Exchange and Foreign Trade Act (FEFTA).
Common features include:
- Mandatory vs. voluntary notification depending on sector and acquirer
- Standstill obligations preventing closing until clearance
- Mitigation agreements imposing governance, data, or divestiture conditions
- Call-in powers to review transactions retroactively
Policy debates center on balancing openness to capital with concerns about technology transfer, supply-chain dependencies, and state-linked acquirers — particularly from China and Russia. Critics warn that overly broad screening can chill legitimate investment and fragment global capital flows, while proponents argue it is a necessary tool in an era of strategic competition and dual-use technology risks.
Example
In 2018, CFIUS recommended that President Trump block Singapore-based Broadcom's proposed $117 billion acquisition of US chipmaker Qualcomm, citing national security concerns over 5G leadership.
Frequently asked questions
Antitrust review assesses competition effects on consumers and markets, while FDI screening evaluates national security, public order, and strategic risks. A deal can clear competition authorities yet be blocked on security grounds, or vice versa.
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