Definition
Form AR-11
Alien's Change of Address Card.
AR-11 must be filed within 10 days of any address change by most noncitizens. It can be filed online and updates USCIS, but updating the address on a USCIS account does not satisfy the AR-11 requirement on its own.
See also
Not legal advice. Definitions are provided for educational use. For case-specific guidance, consult a licensed immigration attorney.