If the Form I-485 cannot be filed concurrently with Form I-140 due to visa availability issues, it must be filed after the I-140 is approved. Additional documentation must be filed with the I-485 including a copy of the I-140 approval notice, birth/ marriage certificates, a copy of the passport, photographs, etc. The applicant must also have completed a physical examination.
The applicant's dependents are allowed to apply for permanent residency at the same time as the applicant. Both the applicant and his/her dependents are allowed to file for an Employment Authorization Document (EAD).