Canadian officials on Wednesday announced 25% tariffs on $29.8 billion of U.S.-produced goods after the Trump administration imposed 25% tariffs on Canadian steel and aluminum sold in the United States.

Canada will announce new trade duties on some $21 billion-worth of U.S. goods in response to President Donald Trump implementing universal steel and aluminum tariffs Wednesday that were also applied to Canada.

Canada is the largest foreign supplier of steel and aluminum to the U.S.