not necessary.& |6 i" O e9 _* X4 v0 H
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. ; p+ x6 m e! U% }! w9 c0 \! H! r, I, ]+ b& `! h
you need valid visa and utility bill that indicate you are living in USA. : b( U G/ @2 p6 l