Individual contractors from Canada providing services in the U.S. in the capacity of self-employed individuals or utilizing their Canco should be aware that depending on the number of days present and percentage of U.S. gross business income, Article V, paragraph 9 of the Canada/U.S. Tax Treaty may deem them or Canco to have a permanent establishment in the United States. This stems from the 2007 Protocol that in this respect was effective commencing in 2010.
Since 2010, this means that income will be subject to U.S. taxation requiring the filing of U.S. federal and possibly State returns, however foreign tax credit is available on the Canadian tax return.
Previously, independents had to demonstrate that they were not carrying on business in the U.S. through a Read more