A class of admission can be found on the visa that was presented at the time of ones arrival. If one has a green card, the class of admission can be found on the front of the card. In order to qualify for a reentry permit, one needs to be a lawful permanent resident. When one submit a I-131 they must be sure to attach a copy of the front and back of their Form I-551, Permanent Resident Card. If
. they have not yet received their Form I-551, a copy of the biographic page(s) of their passport and a copy of the visa page showing their initial admission as a permanent resident, or other evidence that they are a permanent resident.