not necessary. 0 I: s0 G d# ^+ ]' E9 m; I j0 I6 }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. $ x! m" Z! {, ~7 R) W , C7 J8 P! t b1 B1 eyou need valid visa and utility bill that indicate you are living in USA. ' w! L! }6 X# |% R