Trump threatens to de‑certify Canadian-built Bombardier jets, warns 50% tariff over Gulfstream certification dispute
President Donald Trump said the U.S. will 'de‑certify' Bombardier Global Express and other Canadian-built aircraft and impose up to 50% tariffs unless Canada issues certification for U.S.-made Gulfstream jets. Cirium data show 5,425 Canadian-built aircraft operate in the U.S., including 2,678 Bombardier jets.