The 10 percent tariff the president said he might impose in March could cause U.S. refineries to cut production and lead to higher prices.

McKercher said the language used by Trump in his tariff directive “gives the game away.” Essentially, by proposing 25 per cent tariffs on Canadian goods, except energy which was set at 10 per cent, Trump is revealing the country’s dependency on cheap Canadian energy and a concern about prices rising too high for Americans.

U.S. refiners have become more reliant on heavy crude from Canada. Tariffs on Canadian crude oil imports could lead to higher gasoline prices for U.S. drivers.

President Donald Trump says his 25% tariffs on Canada and Mexico are coming on Saturday. Trump also said he'll "probably” decide on Thursday night whether to include oil from those countries as part of his import taxes.

Trump confirms 25% tariffs on Canada and Mexico but remains undecided on oil. Experts warn tariffs could raise gas prices, contradicting his campaign promises to lower energy costs.

President Trump’s tariff on Canadian oil is expected to raise prices at the pump for U.S. consumers, if it takes effect as planned after a 30-day delay. Analysts told The Hill that the 10 percent

President Donald Trump's tariffs on Mexico and Canada could take effect next month, with consumers likely to see prices rise for several types of products if they move forward.

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The president confirmed his long-threatened tariffs will come into effect on Saturday, and said they “may or may not rise with time.”