New electricity tariffs. What we know. On Monday, Ontario’s premier announced, effective immediately, a 25% tax on electricity shipped to 1.5 million Americans in Minnesota, New York and Michigan.

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

Lake Ontario, one of the region's five Great Lakes, is the only one that doesn't border Michigan. Here's what to know.