Ottawa to hike tariffs on U.S., steel, aluminum to 50 per cent in retaliation OTTAWA — The federal government is increasing tariffs on American steel and aluminum products from 25 to 50 per cent in retaliation for the United States imposing tariffs last week on $27.6 billion of Canadian goods. Key points and original sources are listed below.

• Ottawa to hike tariffs on U.S., steel, aluminum to 50 per cent in retaliationS1

• OTTAWA — The federal government is increasing tariffs on American steel and aluminum products from 25 to 50 per cent in retaliation for the United States imposing tariffs last week on $27.6 billion of Canadian goods.S2