Source: USCIS.gov  •  Not legal advice
📋 USCIS Forms Guide

Common USCIS Forms Explained

Plain-English guide to the most common immigration forms — what each one is, who files it, the fee, and processing times. Sourced from USCIS.gov.

I-485
Application to Register Permanent Residence
The main green card application filed inside the U.S.
💰 $1,440 ⏱ 8-48 months Adjustment of Status
I-130
Petition for Alien Relative
Filed by a U.S. citizen or LPR to sponsor a family member.
💰 $675 ⏱ 6-48 months Family-Based
I-765
Application for Employment Authorization
Apply for a work permit (EAD) while your case is pending.
💰 $520 ⏱ 3-6 months Work Authorization
I-131
Application for Travel Document
Get advance parole to travel while your green card is pending.
💰 $630 ⏱ 3-5 months Travel Document
N-400
Application for Naturalization
Apply to become a U.S. citizen.
💰 $760 ⏱ 8-24 months Citizenship
I-864
Affidavit of Support
A financial sponsor promise to support the immigrant.
💰 Free ⏱ Filed with I-485 or at consulate Family-Based
I-693
Medical Examination Report
Required medical exam completed by a USCIS-approved civil surgeon.
💰 Varies ($200-$500) ⏱ Completed before I-485 interview Adjustment of Status
I-90
Application to Replace Permanent Resident Card
Renew or replace a lost, stolen, or expiring green card.
💰 $590 ⏱ 8-24 months Adjustment of Status
N-600
Application for Certificate of Citizenship
Get official proof of U.S. citizenship acquired through parents.
💰 $1,170 ⏱ 8-24 months Citizenship
I-539
Application to Extend/Change Nonimmigrant Status
Extend your visa stay or change to a different visa category.
💰 $370 ⏱ 3-12 months Work Authorization