not necessary. + d& E1 M$ M/ @# a2 i1 n+ Elegally, you may use Canadian driving license for 3 months. but usually, if you stay for less than one year. nobody go for change it. 6 A& N/ F4 K. G: ~( j" K. a& O/ M' i9 m* W& K/ m( f/ u
you need valid visa and utility bill that indicate you are living in USA.; |) T) F% z- p2 k. a