not necessary.7 g: w; a( i+ `$ ?* m6 Q( i
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. " k/ j, p2 V8 k
! x6 x9 ^5 L% z6 I1 g: R3 yyou need valid visa and utility bill that indicate you are living in USA. & N( Q7 U; _% E# F. c1 Z; Z- W