not necessary. 5 W2 l. L0 Y* m. {6 \legally, you may use Canadian driving license for 3 months. but usually, if you stay for less than one year. nobody go for change it. . H) K/ Z+ n0 a; p$ o2 c( Q+ G, l, H5 ]( p+ n* K; l# F
you need valid visa and utility bill that indicate you are living in USA. $ _% {3 p) e) n! b' e5 F" z