USCIS forms: fees & common mistakes
Plain-English guides to the most-filed USCIS forms — what each one is for, the current filing fee, and the mistakes that get applications rejected. Not sure which you need? Try the form finder or the fee calculator.
Family & Green Card
Work & Employment
Travel & Documents
Status
Citizenship
Card Replacement
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See how many errors my form has — free →FormGuard is a private, independent service and is not affiliated with, endorsed by, or connected to U.S. Citizenship and Immigration Services (USCIS) or any U.S. government agency. FormGuard is not a law firm and does not provide legal advice. This page provides general information only; fees and form requirements come from published USCIS sources and change frequently — always verify current details at the official government website, uscis.gov, and consult a licensed immigration attorney for complex matters.