not necessary. 6 i# i# A7 S8 `6 a$ |+ K" |; i4 wlegally, you may use Canadian driving license for 3 months. but usually, if you stay for less than one year. nobody go for change it. # z6 k& X! U0 c. f, h6 c; Q" B7 G9 o/ O& Z
you need valid visa and utility bill that indicate you are living in USA.* s% _4 e4 `# E. ?