You will file an departure return in the spring, following the rulses outlined in the CRA Emigrants guide.
You will have to mail-in the return, as CRA doesn't allow e-filing for non-residents.
This site is a travel site and not best source for these topics: TN and TD info: http://forums.immigration.com/forumdisp ... -TN-Status For US/Cdn taxes and SS/CPP:forums.serbinski.com/index.php US Marriage-based Immigration: visajourney.com