Under the new policy, Canada will apply a 25 percent tariff on steel imports from any country — except the U.S. — if the original steel was melted and poured in China.

Canada’s steel industry fears that Chinese steel facing steep tariffs in the United States will be sent north and overwhelm the Canadian market.

Prime Minister Mark Carney says a fundamental shift in global steel markets will affect Canada more than many other countries because we rely more heavily on imports. He says there will be new tariffs on foreign imports over set quotas,