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Volume 12 – Citizenship & Naturalization

Part E – English and Civics Testing and Exceptions


Technical UpdateMedical Codes for Purposes of Medical Certification for Disability Exceptions

January 05, 2017

​This technical update clarifies that, for purposes of Form N-648, Medical Certification for Disability Exceptions, USCIS accepts the relevant medical codes recognized by the Department of Health and Human Services. This includes codes found in the Diagnostic and Statistical Manual of Mental Disorders and the International Classification of Diseases.


POLICY ALERTComprehensive Citizenship and Naturalization Policy Guidance

January 07, 2013

​USCIS is issuing updated and comprehensive citizenship and naturalization policy guidance in the new USCIS Policy Manual.

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Current as of May 23, 2018