Form N-550, Certificate of Naturalization

Form N-550, Certificate of Naturalization

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Last updated: April 1, 2024.

What is Form N-550?

  • Form N-550, Certificate of Naturalization, is a document issued by USCIS to individuals who have become naturalized U.S. citizens
  • Naturalization is the process by which a foreign citizen or national becomes a U.S. citizen after fulfilling the requirements established by Congress in the Immigration and Nationality Act (INA)
  • The Certificate of Naturalization serves as evidence of a person’s U.S. citizenship and is an important document for various purposes, such as obtaining a U.S. passport, applying for certain government benefits, and proving citizenship for employment purposes
  • To obtain a Certificate of Naturalization, individuals typically go through an application process that involves meeting eligibility requirements, filing an application (usually Form N-400, Application for Naturalization), attending an interview, and passing a naturalization test
  • Once the naturalization process is successfully completed, the applicant receives the Certificate of Naturalization as official proof of their U.S. citizenship

What is the difference between Form N-550 and N-570?

Both Form N-550 and N-550 are titled “Certificate of Naturalization”.

The difference between Form N-550 and N-570 include:

Form N-550

Form N-570

  • Original certificate of naturalization
  • Issued to an individual who obtains U.S. citizenship through the naturalization process
  • Replacement certificate of naturalization
  • Issued when the original Certificate of Naturalization is lost, mutilated, or contains errors

Is Form N-550 an acceptable I-9 document?

  • Certificate of Citizenship (Form N-550) is considered an acceptable document for employment eligibility verification on the Form I-9
  • Form I-9 is used by employers in the U.S. to verify the identity and employment authorization of individuals hired for employment 

What does Form N-550 look like

Form N-550 is an official document issued by USCIS, in the form of a paper certificate. 

A template Form N-550 can be found on the USCIS website.

The appearance includes several important features:

  • Header: The form typically starts with a header that includes the title “Certificate of Naturalization”
  • Certificate Number: A unique certificate number is assigned to each Certificate of Naturalization (typically 8-digit number printed in the upper right corner of the certificate)
  • Personal Information: The certificate contains the individual’s personal information, including their full name, date of birth, country of birth, height, marital status, and USCIS Registration No. (also known as “Alien Registration Number”)
  • Place and Date of Issuance: City, state and date of the individual’s location of naturalization is listed in the lower portion of the certificate
  • Signature: The form includes the signature of the USCIS director
  • Seals and Watermarks: To prevent fraud, the certificate includes seals, watermarks, and other security features to verify its authenticity

How to get Form N-550

The process for obtaining Form N-550, Certificate of Naturalization, includes the following steps:

If you have ever been issued a certificate of naturalization in the past

If you have never been issued a certificate of naturalization in the past

  • File Form N-565
  • Filing fee: 
    • $505 (online filing)
    • $555 (paper filing)
    • $0 (if your certificate contains incorrect information due to USCIS error)
  • File Form N-400
  • Ensure that you meet the naturalization eligibility criteria:
    • This includes being a lawful permanent resident for a certain period, having continuous residence and physical presence requirements, and demonstrating good moral character
Learn more: Form N-565, Application for Replacement Naturalization/Citizenship Document Learn more: Form N-400, Application for Naturalization

Certain applicants may be eligible for a Fee Waiver. Learn more: Form I-912, Request for Fee Waiver

Is Form N-550 the same as Certificate of Naturalization?

Yes, Form N-550 is the same as “Certificate of Naturalization.” 

What counts as a Certificate of Naturalization?

The certificates of naturalization are:  

  • N-550, issued to an individual who obtains U.S. citizenship through the naturalization process; 
  • N-578, issued to a naturalized U.S. citizen to obtain recognition as a United States citizen by a foreign state; and 
  • N-570, issued when the original Certificate of Naturalization is lost, mutilated, or contains errors.

What form number is the U.S. Naturalization Certificate?

The U.S. naturalization certificate is officially known as Form N-550.

What is naturalization certificate replacement?

A naturalization certificate replacement involves obtaining a new copy of the Certificate of Naturalization if the original certificate is lost, stolen, damaged, or contains errors. 

To request naturalization certificate replacement, you need to file Form N-565.

Here are the general steps to replace a lost or damaged naturalization certificate:

  • File Form N-565:
    • To replace a naturalization certificate, you need to submit Form N-565, officially titled “Application for Replacement Naturalization/Citizenship Document” 
    • You can file it online or submit hard copy by mail
    • To download the latest edition of the form, visit the USCIS website 
  • Provide Supporting Documents:
    • Include supporting documentation, such as photocopies of the following documents:
      • Front and back of a government-issued photo ID
      • If your marital status changed since the original document was issued:
        • Marriage certificate
        • Divorce decree
        • Annulment decree
        • Death certificate
      • If the original document was lost, stolen, or destroyed:
        • Copy of the document (if available);
        • Police report; and/or
        • Sworn statement explaining what happened to the original document and attempts to retrieve it
      • If the document was mutilated or contains an error made by USCIS:
        • Original document
      • If you are requesting a replacement after a legal name change:
        • Original certificate
        • Certified marriage certificate
        • Certified divorce decree
        • Certified annulment decree, or
        • Certificate name change court order
      • If you are requesting a replacement after your date of birth has legally changed:
        • Original certificate
        • Certified court order, or
        • Certified vital record document issued by the US government or US state government (birth certificate, a certificate recognizing foreign birth, a certificate of birth abroad, or similar documents issued by U.S. states)
      •  If you are requesting a replacement after your gender has changed:
        • Original certificate
        • Court order granting change of sex or gender
        • Government-issued ID reflecting the gender designation (amended birth certificate, a passport, driver’s license, or other official ID document issued by the US federal government, any US state government, or foreign country government)
        • Letter from a licensed health care professional certifying the gender designation
  • Submit Filing Fee:
    • There is a filing fee associated with Form N-565
    • Check the USCIS website for the current fee and payment methods
  • Submit the Application:
    • File the completed Form N-565 online, or
    • Mail the completed Form N-565, supporting documents, and the filing fee to the following address:

USCIS Phoenix Lockbox

U.S. Postal Service (USPS):

Attn: N-565
P.O. Box 20050
Phoenix, AZ  85036-0050

FedEx, UPS, and DHL deliveries:

Attn: N-565 (Box 20050)
2108 E. Elliot Rd.
Tempe, AZ 85284-1806

  • Wait for Processing:
    • USCIS will process your application, and if approved, they will issue a new Certificate of Naturalization

Learn More:

Form N-565, Application for Replacement Naturalization/Citizenship Document

U.S. Citizenship Application Guide – N-400