not necessary.: x* I, z4 u2 C+ `; C1 b, P
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. : k8 H3 z% N' k' [; u$ W( H) M9 J 1 }' B- h& ?- M& k0 ^. |you need valid visa and utility bill that indicate you are living in USA. ! E" a0 @3 V4 R- T- Z- c