Previously only those with less than 20% down were tested, but now all borrowers will be.
Canada's top banking regulator has published the final version of its new mortgage rules, which include a requirement to "stress test" borrowers with uninsured loans to ensure they could withstand higher interest rates.
The Office of the Superintendent of Financial Institutions (OSFI) released new guidelines for the mortgage industry on Tuesday. The regulator floated a similar version of these rules earlier this summer in draft form, but Tuesday's release makes them official as of Jan. 1. Among the major new rules is a requirement to stress test uninsured borrowers. Previously, only insured borrowers had to undergo such a test.
By law, borrowers with a down
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