A TN visa is explicitly a "non-immigrant visa", there isn't supposed to be a pathway to permanent residency. It's still possible to through an adjustment of st

A TN visa is explicitly a "non-immigrant visa", there isn't supposed to be a pathway to permanent residency. It's still possible to through an adjustment of status but the hoops around not leaving the country are much more awkward. Because permanent immigration is not the intent of a TN visa, it's a loophole.