Canada Retaliatory Tariffs Hit $20B of US Goods at Up to 50%

A dollar-for-dollar answer, and a deliberately narrow one

Canada's latest move in its trade fight with Washington is mostly about matching the US, not outdoing it. On Aug. 25, Ottawa announced retaliatory tariffs on about US$20 billion of American goods, including steel, dairy, appliances and farm equipment. The list also hits everyday purchases such as seafood, cheese, clothing, cosmetics and toilet paper, with some duties reaching 50%.3 The tariffs took effect at 12:01 a.m. Eastern on Sept. 8. They cover more than 700 product lines at rates of 15%, 25% and 50%.4

The headline numbers differ from outlet to outlet, but the gap is about currency, not substance. Some reports put the package at roughly $20 billion in US dollars.18 Others use the Canadian government's own figure of C$27.6 billion, the amount Finance Minister François-Philippe Champagne gave when he promised to match Washington "dollar for dollar, rate for rate."67 ABC News, citing Census Bureau data, said the package covers about 8% of total US exports to Canada in 2025.7

The trigger was the breakdown of bilateral talks on Aug. 22. Within hours, the Trump administration put 50% tariffs on about $20 billion of Canadian goods, including wine, furniture, dairy, cement, clothing, fishing rods and hockey equipment. That is roughly 5.5% of what Canada exports to the US.2 Prime Minister Mark Carney said the final US terms were "uneconomic, unfair" and would have limited Canada's freedom to sign trade deals with other countries.2 He also said the talks showed Washington wanted to "destroy our major industries," naming autos, steel and aluminum.1

The legal backdrop makes this round different

The tariffs are notable for how Washington imposed them. The Supreme Court struck down President Trump's biggest tariffs in February. In response, the administration turned to a little-used Depression-era law that allows tariffs of up to 50% on countries found to discriminate against US businesses. No president had used that power before, so it has never been tested in court.3 CNBC also described the legal basis as a law that has rarely been cited.6

The legal question matters for anyone trying to judge how long these prices will last. Tariffs that rest on an untested authority could be challenged. Escalation tends to build on itself, though, and the US quickly added more measures. After Canada's tariffs took effect, the administration banned imports of many Canadian dairy products, motorcycles and alcoholic drinks starting Sept. 29. It also told the General Services Administration to remove Canadian-origin products from federal purchasing schedules.4 Trump separately said tariffs on Canadian cars, auto parts, steel and trucks would double to 50% on Jan. 1, 2027.7 He also threatened to bar Bombardier from selling aircraft in the US unless it builds them there.4

What consumers on each side should expect

The reporting largely agrees on one point that gets less attention than it should. In the short run, Canadians will feel Canada's tariffs more directly than Americans will. Under both countries' measures, the importer pays the duty. Canadian importers will owe the new Canadian levies, and US importers owe the American ones.12 An ING economist described the effect of Canada's tariffs on everyday Americans as likely "relatively minimal."16 The Yale Budget Lab estimated the cost of this particular dispute at about $3 per American household. That figure rises to roughly $1,000 once Trump's wider trade war, especially with China, is included.18

On the Canadian side, the products most exposed are now well defined. American milk, T-shirts, perfume, smartphones and some furniture face 50% duties. Cheese, toilet paper, carpets and some appliances face 25%. Air conditioners and certain machinery parts face 15%.16 Housing could take a quieter hit. Canada has now matched US rates of 50% on steel and aluminum and added tariffs on US wood products such as plywood, and even on screws. Builders could pass those costs on through home prices.18

Canadian officials admit that businesses and consumers will pay more for some goods. They expect the overall economic effect to be moderate.3 The best evidence available supports that view, with some qualifications. Harvard Business School professor Alberto Cavallo and his co-authors studied Canada's 2025 counter-tariffs. They found prices of tariffed goods rose about 6% compared with similar untariffed goods, roughly a quarter of the 25% duty, and the increase disappeared once the tariffs were lifted. Canada's consumer price index rose by about 0.3 percentage points.11 A Bank of Canada staff paper published in October reached a similar result. A 25% counter-tariff on US imports raised Canada's aggregate price index by 0.66%, about half of what full cost pass-through would predict, mainly because shoppers switched to non-US products.1420

The caveat is that the same research says broad, lasting or highly visible tariffs can reach shelf prices faster and more fully.11 The Bank of Canada paper also found that the gap between simple predictions and actual price effects widens at higher tariff rates.14 The new 50% tier and an open-ended fight with no planned talks look a lot like the conditions under which past pass-through findings may not hold. US Trade Representative Jamieson Greer said no new negotiations were scheduled.2 Our reading is that Canadian consumers should expect noticeable but scattered price increases on specific US goods, not a broad jump in the cost of living. That holds only if Ottawa keeps the target list narrow.

The real cost is jobs and supply chains, not sticker prices

Several analysts argue that the household price effect is the smaller story. Andreas Schotter of the Ivey Business School said the more serious damage is less visible: cancelled shifts, slower hiring and postponed investment. For families who depend on an exposed factory, he said, the impact could be severe.15 Capital Economics made a similar point. It expects Canadian buyers to switch to domestic alternatives rather than pay more for US appliances, and it sees job losses as the bigger risk to households.18

Switching to domestic goods is partly what Ottawa wants. Canadian officials said the goal is to protect domestic companies and cut US imports, not to raise revenue. They pointed out that US steel imports had already fallen 30% under the earlier 25% tariff.1 Industry Minister Mélanie Joly urged Canadians to buy Canadian and called it a "movement of resistance."3

For US exporters, the damage is already showing. Canada is the largest market for US-built cars, and US auto exports to Canada have fallen 22% since the dispute began.9 The American wine and spirits industry says its exports to Canada dropped more than 70% after most provinces pulled US alcohol from shelves.18 The two economies are also tightly linked. Canadian manufacturers buy US inputs, make finished products and ship them back south, so parts can be taxed each time they cross the border. An ING economist warned that this makes trade less efficient, and less efficiency usually means higher prices.16 The Bank of Canada made the same point about auto parts that cross the border several times during production.13

The sources disagree on one number. Al Jazeera cited a Kiel Institute finding that US importers and consumers absorb 96% of the burden of US tariffs.4 Other reporting stressed that companies have so far absorbed a large share of costs, with car dealers taking the "lion's share," according to Oxford Economics. Oxford Economics also warned that a 50% auto tariff would reach consumers more quickly.18 These findings don't really conflict. Taken together, they suggest companies' ability to absorb tariff costs is running out.

Why Ottawa matched rather than exceeded

This package is limited on purpose. In 2025, Canada's first retaliation covered about a third of US imports and was mostly repealed by September, except for duties on steel, aluminum and autos. RBC credits that restraint with keeping consumer prices down and leaving the Bank of Canada room to cut interest rates.17 Carney has also said Canada may move away from dollar-for-dollar matching toward more targeted measures that protect Canadian workers.1 One senior official said the new list was built to put pressure on US industries and supply chains, not to target politically important US states, as Ottawa did during Trump's first term.3

Ottawa is also spending heavily to soften the impact. It announced a C$7.5 billion support package and says it has provided more than C$30 billion in tariff-related aid since early 2025, far more than it has collected in retaliatory duties.1 Politically, Carney has public support: a Leger poll found 56% of Canadians favor a hard line.2

The main risk is the one Canadian trade adviser Michael Harvey called an "escalatory spiral."4 Each round so far has been small compared with total trade between the two countries. The trend is the concern. Product bans, a 50% auto tariff scheduled for January and a fight over procurement could turn a manageable price shock into a structural one. Consumers on both sides are likely to feel the effects through hiring, investment and the cars and homes they buy, more than through grocery prices.