Canada’s Rising Personal Tax Rates and Falling Tax Competitiveness finds that Canadian workers across the income spectrum—and across the country—pay significantly higher personal income taxes than their American counterparts. In fact, at incomes of $50,000, $150,000 and $300,000, among all 61 provinces and states in Canada and the U.S., the 10 highest combined personal income tax rates are in the 10 Canadian provinces.