USCIS forms › N-648
Form N-648Medical Certification for Disability Exceptions
Which edition to use
09/25/24. You can find the edition date at the bottom of the page on the form and instructions.
Does my copy work?
The edition date is printed at the bottom of every page of the form (mm/dd/yy).
Read from uscis.gov on 2026-10-03 · USCIS last reviewed the page on 06/05/2026 · Instructions edition 09/25/24
Filing it
Where and how to fileuscis.gov
You may submit this form with your completed Form N-400, Application for Naturalization, or separately at a later date.
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Filing feeuscis.gov
You can find the filing fee for Form N-648 by visiting our Fee Schedule page.
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