N-648, Medical Certification for Disability Exceptions

Use this form if you are applying for U.S. citizenship and need to request an exception to the English and civics testing requirements for naturalization because of physical or developmental disability or mental impairment.

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Form Details

Edition Date

07/23/20. Starting 10/13/20, we will only accept the 07/23/20 edition. Until then, you can use the 05/23/19 edition. You can find the edition date at the bottom of the page on the form and instructions.

A medical professional must certify your Form N-648 within the six-month period before you submit your form to us.

Dates are listed in mm/dd/yy format.

Where to File

Submit this form with your completed N-400, Application for Naturalization.

Special Instructions

View the N-648 instructional video to help complete your form. You may also read Training for External Stakeholders for Form N-648 (PDF, 550.29 KB).

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