Contact us

You can contact us for questions regarding the Global Minimum Tax Act and the tax.

Questions related to the tax

You may submit questions related to the application of the administrative requirements of the Act.

Use the online form: Ask a question about the global minimum tax

Technical interpretation of the Act

For specific provisions of the Act, request a technical interpretation.

Other enquiries

For questions not related to the global minimum tax, contact the Canada Revenue Agency.

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2025-09-12