not necessary.! O e6 R7 Z7 B3 J& N
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. ' s' I0 z+ q; R0 a
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you need valid visa and utility bill that indicate you are living in USA.2 L. E# ^3 O- ?% ~8 L2 N6 e H