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H1B -> H1B approval notice or copy of EAD
F1 -> EAD based on OPT
SSN card can not be a proof for work authorization because H1 can not get SSN with work permit.
H1B -> H1B approval notice or copy of EAD
F1 -> EAD based on OPT
SSN card can not be a proof for work authorization because H1 can not get SSN with work permit.