Section 5.510 - Documents of eligible immigration status(a)General. A responsible entity shall request and review original documents of eligible immigration status. The responsible entity shall retain photocopies of the documents for its own records and return the original documents to the family.(b)Acceptable evidence of eligible immigration status. Acceptable evidence of eligible immigration status shall be the original of a document designated by INS as acceptable evidence of immigration status in one of the six categories mentioned in § 5.506(a) for the specific immigration status claimed by the individual.61 FR 13616, Mar. 27, 1996, as amended at 61 FR 60539, Nov. 29, 1996; 64 FR 25731, May 12, 1999