Form N-648, the Medical Certification for Disability Exceptions, provides an opportunity for naturalization applicants who have a physical, developmental, or mental health disability to naturalize without meeting the English and/or civics requirements. This information is intended to help medical providers complete the USCIS Form N-648 Medical Certification for Disability Exceptions.

This PDF (see sidebar) provides a list of ICD-10 and DSM-5 codes that include select medical conditions useful in completing the N-648.