请问群里的老师,孩子有绿卡,准备去德国上大学。这种情况受不受离美不超过六个月的限制?如果受限制,需要办回美证吗?
-Yes, your child needs to apply for reentry permit to travel, which allows him/her stay abroad for > one year < two years. He/she can come back to US to renew the reentry permit before it expires.
谢谢。