not necessary.2 m: Q( e1 b8 v( D- k7 } E% U
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. * Y2 J0 z5 S( r- p9 z0 r* E
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you need valid visa and utility bill that indicate you are living in USA. % P4 ~" o2 [3 l! `