Canada Will Require Pre-Closing Security Filings
New national security regulations will mandate earlier reviews for foreign investments in sensitive Canadian sectors.
Updated on Oct. 14, 2026 in Immigration

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Beginning in early 2027, foreign investors must submit mandatory pre-closing notifications for specific investments in critical mineral supply chains. The policy change aims to prevent foreign acquisitions that could be injurious to Canadian national security.
Why it matters
The new regime expands government oversight by including minority investments and asset transactions in sensitive industries. By requiring filings before a deal closes, the government gains the ability to block, condition, or unwind investments that pose national security risks.
The new regime imposes a minimum penalty of $500,000 for failing to make mandatory filings. A full national security review process can take up to 200 days to complete.
The players
Investment Canada Act
This is the federal legislative framework that allows the Canadian government to review foreign investments that may be injurious to national security.
The details
Under the current Investment Canada Act, filings for the acquisition of control can be submitted up to 30 days after closing, but the new rules will force a pre-closing mandatory notification process. This shift captures a broader range of transactions, including minority stakes and asset deals, to bolster oversight of industries like critical mineral production.
Timeline
Regulations for the new regime will be published for consultation in Fall 2026.
The new notification regime is scheduled to come into effect in early 2027.
Political Context
Critics of expanded foreign investment reviews often argue that increased regulatory burdens may deter international capital and reduce the competitiveness of Canadian businesses. Business advocacy groups frequently emphasize the need for transparency and speed in any mandatory filing process to maintain economic stability.
Foreign investors and domestic companies in sensitive sectors face higher compliance costs and longer lead times for deal closures. Taxpayers benefit from enhanced oversight of strategic supply chains, though the complexity of new filings may influence foreign capital flow into the country.
The takeaway
Investors should prepare for a significant transition in how foreign acquisitions are managed under Canadian law. Engaging legal counsel early is essential to navigate the stricter filing requirements and avoid substantial financial penalties.
What happens next
The government will publish draft regulations for the new regime for public consultation in the fall of 2026 ahead of the formal 2027 implementation.
Further reading
For broader context on federal investment policy, read more at Canada Immigration.
Source note: This article includes information reported by Canadian Mining Journal.
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