Search

USCIS’s Lockbox provides filing tips for Forms N-600, N-600K, and N-336, to help stakeholders ensure that applications are properly accepted at the Lockbox facility.

This memorandum provides field guidance to all USCIS employees about their responsibilities regarding the priority processing of Form N-400, Application for Naturalization, when filed by applicants who will soon loose supplemental Security Income(SSI) benefits because they have reached their eligibility time limit.