“Case Accepted By The USCIS Lockbox”on your I-566 · A, G or NATO status changes


USCIS accepted the paper filing tied to the I-566. A receipt notice comes next. If the I-566 came through the State Department, your mission's protocol office can confirm when it was forwarded. Keep copies of the full package.
In general, on any form:
The USCIS Lockbox, the facility that receives mailed filings and payments, accepted your package. Your fee was processed and the case is being entered into the system. A receipt notice usually follows. This is the very first intake step.
USCIS accepted the paper filing tied to the I-566. A receipt notice comes next. If the I-566 came through the State Department, your mission's protocol office can confirm when it was forwarded. Keep copies of the full package.
It is the facility that opens mailed filings, takes payments and sends cases into the system.
No. It only means your package passed the first intake check.
Usually within a few weeks after the Lockbox accepts the case.
AI-assisted explanation based on the official USCIS status, reviewed by CaseAlerta. Not legal advice. Times are typical ranges, never an exact date.