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.

Number of Pages

Form 6; instructions 3.

Edition Date

05/23/19. A medical professional must certify your Form N-648 within six months of you submitting your form to us. You can find the edition date at the bottom of the page on the form and instructions.

Dates are listed in mm/dd/yy format.

Where to File

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

Filing Fee


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 KB).

Related Links

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