1. Form I-485 (Application to Register Permanent Residence or Adjust Status):
This form is the primary one used to apply for a Green Card within the United States.
2. Passport-sized photos:
Typically, two recent passport-sized photos are required, adhering to the U.S. government's specifications.
3. Birth certificate:
An original or certified copy of the birth certificate is necessary to prove the applicant's age and identity.
4. Medical examination report:
A medical exam by a USCIS-approved doctor is mandatory to ensure the applicant doesn’t have any disqualifying health conditions.
5. Affidavit of support:
This document proves that the applicant has financial support in the U.S. and won't become a public charge.
6. Employment verification letter:
If applying through employment, this letter from the employer confirms the job offer and its permanence.
7. Criminal record checks:
Any records of arrests or convictions, even if expunged, must be provided to ensure the applicant is admissible.
8. Previous immigration documents:
Any prior U.S. visas, I-94s, or other immigration documents must be included to show the applicant's immigration history.
9. Marriage certificate (if applicable):
If applying through a U.S. spouse, a marriage certificate is required to prove the relationship's legitimacy.
10. Payment of application fee:
The USCIS requires a fee for processing the Green Card application, and it varies based on the application type.