Have to apply visa to back U.S

來源: 於 2004-02-11 13:05:59 [舊帖] [給我悄悄話] 本文已被閱讀：次

On Canada embassy website, states that if you have changed visa status in u.s, you have to re-apply visa to enter U.S. Check additional requirment at below link:
http://www.dfait-maeci.gc.ca/can-am/menu-en.asp?act=v&did=353&mid=11&cat=558&typ=1

Is that true in practice