not necessary.8 \7 p. ?0 D2 U7 q! [
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. " d' J$ z3 }6 G# O" E 8 L" h% _9 |; d1 J* E# A. j) `you need valid visa and utility bill that indicate you are living in USA.0 P" X/ F# f a7 U