It has placed 25% tariffs on electricity in Michigan, Minnesota, and Ohio, and as many as 1.5 million homes and businesses will be hit. The daily cost to these customers could total $400,000. According to The Hill,

Premier Doug Ford warned that he was prepared to cut off power exports to the three states entirely as long as President Trump’s tariff threats remain.

Ontario Premier Doug Ford said a 25% surcharge on electricity sent to Michigan, Minnesota and New York, will be effective on March 10.

The Canadian province of Ontario is imposing a 25% surcharge on electricity exports to New York state, Michigan and Minnesota to protest against U.S. President Donald Trump's tariffs on Canada, Premier Doug Ford said on Monday.