Trump’s new U.S. customs rules could upend Canadian exports

National Post: The order defines “U.S.” and “foreign” importers of record (IOR) and directs the Department of Homeland Security (DHS) secretary to adopt stricter entry requirements for the latter. Owens worries that Canadian firms that now operate as non-resident importers — or through thinly capitalized U.S. entities — could be classified as foreign IORs if they lack enough U.S. assets or qualifying ownership…