Form preview

Get the free USCIS Form N-400 Application for Naturalization

Get Form
We are not affiliated with any brand or entity on this form
Illustration
Fill out
Complete the form online in a simple drag-and-drop editor.
Illustration
eSign
Add your legally binding signature or send the form for signing.
Illustration
Share
Share the form via a link, letting anyone fill it out from any device.
Illustration
Export
Download, print, email, or move the form to your cloud storage.

Why pdfFiller is the best tool for your documents and forms

GDPR
AICPA SOC 2
PCI
HIPAA
CCPA
FDA

End-to-end document management

From editing and signing to collaboration and tracking, pdfFiller has everything you need to get your documents done quickly and efficiently.

Accessible from anywhere

pdfFiller is fully cloud-based. This means you can edit, sign, and share documents from anywhere using your computer, smartphone, or tablet.

Secure and compliant

pdfFiller lets you securely manage documents following global laws like ESIGN, CCPA, and GDPR. It's also HIPAA and SOC 2 compliant.
Form preview

What is Form N-400

The USCIS Form N-400 Application for Naturalization is a government document used by individuals to apply for U.S. citizenship.

pdfFiller scores top ratings on review platforms

Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Show more Show less
Fill fillable N-400 form: Try Risk Free
Rate free N-400 form
4.4
satisfied
50 votes

Who needs Form N-400?

Explore how professionals across industries use pdfFiller.
Picture
Form N-400 is needed by:
  • Individuals seeking U.S. citizenship
  • Permanent residents looking to naturalize
  • Applicants meeting naturalization eligibility criteria
  • Stateless individuals aiming for U.S. nationality
  • People with U.S. citizen parents applying on their behalf

Comprehensive Guide to Form N-400

What is the USCIS Form N-400 Application for Naturalization?

The USCIS Form N-400 serves as an official application for individuals seeking U.S. citizenship. This form plays a crucial role in the naturalization process, enabling eligible applicants to express their desire to become citizens. Key components of the form include sections for personal information, residency history, and biographic data. Designed as a fillable template, it features detailed instructions to guide applicants through the process, ensuring that all necessary information is correctly provided.

Purpose and Benefits of the USCIS Form N-400 Application for Naturalization

The USCIS Form N-400 is essential for legal naturalization in the United States, granting various rights and responsibilities to new citizens. By completing this application, applicants unlock enhanced opportunities in their personal and professional lives. These benefits include the right to vote, obtain a U.S. passport, and enjoy protections under U.S. law. Once submitted, applicants can anticipate a series of steps, including interviews and potential assessments, leading toward citizenship.

Eligibility Criteria for the USCIS Form N-400 Application for Naturalization

To be eligible to apply for the USCIS Form N-400, applicants must meet specific criteria. These include:
  • Being at least 18 years of age at the time of application.
  • Having a minimum of five years of continuous residence in the U.S. or three years if married to a U.S. citizen.
  • Demonstrating moral character and good conduct.
It is important to note that there may be exemptions or special considerations for certain individuals, impacting their eligibility.

How to Fill Out the USCIS Form N-400 Application for Naturalization Online (Step-by-Step)

Completing the USCIS Form N-400 online can be straightforward when following these steps:
  • Access the form through the USCIS website or a supported platform.
  • Fill out each section thoroughly, ensuring accuracy in personal details.
  • Review the completed form for any common mistakes, such as misinformation or incomplete fields.
  • Attach the necessary supporting documents before final submission.
Going through these steps carefully will help avoid common pitfalls and ensure a smooth application process.

Required Documents and Supporting Materials for the USCIS Form N-400 Application for Naturalization

Submitting the USCIS Form N-400 requires certain documents to verify your eligibility. Essential documents include:
  • A copy of your green card.
  • Recent passport-sized photographs.
  • Proof of residency, such as utility bills or lease agreements.
Depending on individual circumstances, other documents may be necessary. Organizing these materials in advance can streamline the application process, reducing delays.

Submission and Fees for the USCIS Form N-400 Application for Naturalization

Applicants can submit the USCIS Form N-400 through various methods. The two primary options are:
  • Online submission via the USCIS website.
  • Mailing a physical copy of the completed form to the appropriate address.
There are associated fees for submitting the form, though some applicants may qualify for fee waivers. Tracking your application effectively can provide peace of mind and clarity about expected processing times.

Common Errors and How to Avoid Them When Submitting the USCIS Form N-400 Application

Recognizing common errors during the completion of the USCIS Form N-400 can significantly enhance the chances of a successful application. Frequent mistakes include:
  • Providing misinformation or outdated personal details.
  • Leaving required fields blank or failing to sign the form.
To prevent these issues, applicants should double-check their submissions and utilize available resources, such as review checklists, to ensure accuracy before submission.

What Happens After You Submit the USCIS Form N-400 Application for Naturalization?

After submitting the USCIS Form N-400, applicants enter the application review process handled by USCIS. Typical timelines for processing can vary, but applicants can expect:
  • Notification from USCIS regarding the receipt of their application.
  • A scheduled interview to discuss their application and eligibility.
  • Access to track the status of their application through the USCIS online portal.
Being prepared for the post-submission steps can facilitate a smoother transition into the next phases of naturalization.

Security and Compliance for the USCIS Form N-400 Application for Naturalization

Securing personal information throughout the application process is vital. pdfFiller employs robust security measures to maintain compliance with regulations, ensuring data protection. Applicants should take precautions to safeguard their sensitive information while completing the form, emphasizing the importance of privacy in handling personal documents.

Simplify Your USCIS Form N-400 Application for Naturalization with pdfFiller

Utilizing pdfFiller can greatly enhance the efficiency of completing the USCIS Form N-400. The platform offers user-friendly features for filling out and eSigning the form, making it accessible from anywhere. By leveraging user testimonials, pdfFiller builds trust and credibility, offering a practical solution for applicants navigating the naturalization process.
Last updated on Feb 5, 2018

How to fill out the Form N-400

  1. 1.
    Access the USCIS Form N-400 on pdfFiller by searching for the form name in the search bar after logging in.
  2. 2.
    Open the form and familiarize yourself with its layout, noting the fields requiring personal information, residency history, and biographic data.
  3. 3.
    Before starting, gather necessary documents such as your green card, travel records, and identification to input accurate information.
  4. 4.
    Use the fillable fields to enter your information directly; utilize the checkboxes and dropdown menus for eligibility questions as instructed.
  5. 5.
    As you complete the form, periodically save your work to avoid losing any information. Regularly check your input for accuracy.
  6. 6.
    After you finish filling in the form, review all sections for completeness and correctness, ensuring you’ve filled every required field.
  7. 7.
    Finalize your form by using the pdfFiller tools to check for errors and make necessary corrections before submission.
  8. 8.
    Once satisfied with the completed form, you can download it, print it, or submit it electronically directly through pdfFiller.
Regular content decoration

FAQs

If you can't find what you're looking for, please contact us anytime!
Eligibility for the USCIS Form N-400 requires applicants to be lawful permanent residents for at least 5 years, or 3 years if married to a U.S. citizen. You must also be 18 years or older, demonstrate good moral character, and fulfill residency and physical presence requirements.
There are no set deadlines for submitting Form N-400. However, it is advisable to apply as soon as you meet the eligibility criteria to avoid delays in processing your naturalization application.
After completing the Form N-400 on pdfFiller, you can submit it electronically through the USCIS online portal. Alternatively, you can print the form and mail it to the appropriate USCIS service center.
When submitting Form N-400, you may need to include copies of your green card, photographs, and any documentation supporting your eligibility, such as marriage certificates and evidence of cohabitation if applicable.
Common mistakes include incomplete fields, incorrect personal information, and failing to provide required supporting documents. It's also essential to ensure all signatures are provided and that you have answered questions accurately.
Processing times for Form N-400 can vary, but typically, it takes several months. Applicants are encouraged to check USCIS processing times online for the most current estimates.
Yes, after submitting Form N-400, you can check the status of your application on the USCIS website using your receipt number assigned after submission.
If you believe that this page should be taken down, please follow our DMCA take down process here .
This form may include fields for payment information. Data entered in these fields is not covered by PCI DSS compliance.