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N-644 — Application for Posthumous Citizenship
USCIS (United States)
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N-644
Application for Posthumous Citizenship
2026 edition
federal · United States
Fillable PDF · Free to download and print · Available
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N-644 (Application for Posthumous Citizenship) is typically required by individuals or organizations dealing with USCIS in federal jurisdiction. This immigration form is commonly used for official filings, applications, or compliance purposes.
Individuals who need to file or apply with USCIS
Businesses and organizations with immigration obligations
Tax professionals, accountants, and legal representatives filing on behalf of clients
Anyone required to submit N-644 as part of a regulatory or compliance process
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