Trump’s Thursday letter failed to clarify how the increased tariffs would affect the 2020 United States Mexico Canada Agreement that he negotiated. The USMCA has been safeguarding eligible goods under the current tariff system. However, the pact is set for review in 2026.
Source: https://www.euronews.com/business/2025/07/11/trump-says-he-will-hike-tariffs-on-canadian-goods-to-35