美国白宫：根据《美墨加协定》（USMCA），符合优惠关税待遇的商品，继续不受国际紧急经济权力法（IEEPA）下对加拿大征收关税的影响。

Core Point - The White House confirms that goods eligible for preferential tariff treatment under the USMCA will continue to be unaffected by tariffs imposed on Canada under the International Emergency Economic Powers Act (IEEPA) [1] Group 1 - The USMCA provides a framework for trade relations between the US, Mexico, and Canada, ensuring that certain goods maintain preferential tariff status [1] - The IEEPA allows the US government to impose tariffs during national emergencies, but this will not impact USMCA-compliant goods [1]