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I-485
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Form I-485, with $1010 filing fee, 2 passport photos
Form I-765, 2 passport photos
Form I-131, 2 passport photos
G-325A biographic information
Medical examination form I-693
Employer letter
Copy of birth certificate
Copy of all pages of passport, including US visas
Copy of H-1B approval, I-797A, I-94
Copy of all I-20 forms
Copy of 2009, 2008 and 2007 tax return and W2 forms
Copy of marriage certificate
Spouse information, the same as primary applicant