By early next week, Canadians and all other foreign visitors who travel to the United States by air will need to get a COVID-19 test no later than the day before their departure.
U.S. President Joe Biden is slashing the current 72-hour testing window for fully vaccinated travellers as part of a suite of public health measures aimed at slowing the spread of the highly mutated Omicron variant.
A White House background briefing on the plan late Wednesday made no mention of land borders, or whether fully vaccinated Canadians who drive south would be required to show a test result.