not necessary.% Z! b# y+ u r& l0 o7 o
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. - G5 D) U. E& {# n/ m' U' y$ Z6 {
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you need valid visa and utility bill that indicate you are living in USA.! P# x ]! a+ `9 k# T