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 seeking to become naturalized U.S. citizens.

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
4.0
satisfied
40 votes

Who needs Form N-400?

Explore how professionals across industries use pdfFiller.
Picture
Form N-400 is needed by:
  • Individuals applying for U.S. citizenship
  • Permanent residents looking to naturalize
  • Immigrants preparing for the citizenship test
  • Those seeking to fulfill residency requirements
  • Applicants needing to prove good moral character
  • Persons interested in the naturalization process

Comprehensive Guide to Form N-400

Understanding the USCIS Form N-400 Application for Naturalization

The USCIS Form N-400 is a critical document in the US citizenship process, essential for individuals seeking to become naturalized citizens. This application serves as the pathway for those who have fulfilled the necessary requirements set forth by the U.S. Citizenship and Immigration Services (USCIS). Specifically, the form is required for those wishing to take the next step toward achieving US citizenship.
Eligibility for submitting the USCIS Form N-400 encapsulates a wide range of applicants, including lawful permanent residents looking to formalize their citizenship journey.

Purpose and Benefits of the USCIS Form N-400

Completing the USCIS Form N-400 offers significant benefits for aspiring US citizens. The form is a crucial step in the naturalization process, facilitating a smoother transition to citizenship. Applicants are required to demonstrate good moral character and comply with residency requirements, both essential elements in the assessment of their application.
By fulfilling the criteria outlined in the N-400 form, individuals enhance their chances of successfully obtaining US citizenship, which opens doors to new rights and responsibilities in America.

Eligibility Criteria for the USCIS Form N-400 Application

To qualify for the USCIS Form N-400, applicants must meet specific eligibility criteria. The requirements include:
  • Being at least 18 years old.
  • Having legal permanent residency for a minimum of five years (or three years if married to a U.S. citizen).
  • Demonstrating language proficiency in English, as well as knowledge of U.S. history and government.
Understanding these fundamental aspects is essential for anyone considering utilizing the US naturalization form.

How to Complete the USCIS Form N-400 Application for Naturalization Online

Filling out the USCIS Form N-400 online is straightforward when using accessible tools such as pdfFiller. To ensure an accurate submission, follow these steps:
  • Access the USCIS Form N-400 template on pdfFiller.
  • Carefully complete each section, paying attention to required fields.
  • Double-check the information for accuracy before finalizing the form.
This digital platform streamlines the completion process and helps prevent overlooked details that could cause delays in your naturalization application.

Common Mistakes to Avoid When Filling Out USCIS Form N-400

Many applicants encounter obstacles due to common errors on the USCIS Form N-400. To improve your chances of a successful submission, avoid the following pitfalls:
  • Incomplete or inaccurate information in required fields.
  • Not providing necessary supporting documents.
  • Failing to sign the application where required.
Taking the time to review your application can significantly reduce the likelihood of errors and expedite the naturalization process.

Required Documents and Supporting Materials for USCIS Form N-400

When submitting the USCIS Form N-400, applicants must include essential documents to support their application. The following documents are typically required:
  • Proof of residency, such as utility bills or lease agreements.
  • Identification documents, like a driver's license or passport.
  • Any legal documents related to previous marriages, if applicable.
Gathering these supporting materials in advance is crucial for a smooth application process.

Submission Methods for USCIS Form N-400 Application

Once completed, applicants can submit the USCIS Form N-400 in a few different ways. The submission methods include:
  • Online submission via the USCIS website.
  • Mailing a printed version of the application to the appropriate USCIS office.
Be mindful of upcoming deadlines and potential fees associated with the submission to avoid delays in processing your application.

Post-Submission: What to Expect After Filing Your USCIS Form N-400

Following the submission of the USCIS Form N-400, applicants will receive confirmation of their application status. They should anticipate the following steps:
  • Tracking the application status through the USCIS online portal.
  • Preparing for the U.S. citizenship test and interview, which are integral to the naturalization process.
Candidates should stay informed about their application progress and be ready for the next pivotal steps in acquiring US citizenship.

Enhancing Security and Compliance when Using USCIS Form N-400 Online

Utilizing services like pdfFiller ensures the protection of sensitive information throughout the application process. Key security features include:
  • 256-bit encryption for safeguarding personal data.
  • Compliance with privacy laws, including GDPR and HIPAA regulations.
Focusing on these security measures helps applicants feel confident about their information safety when using online tools.

Start Your Naturalization Journey with pdfFiller

Choosing pdfFiller for completing the USCIS Form N-400 offers a user-friendly experience that simplifies your path to citizenship. With features such as easy editing, eSigning, and organized document management, applicants can efficiently navigate the form completion process. Getting started with the USCIS Form N-400 is both simple and secure through pdfFiller, making it the ideal choice for managing your naturalization journey.
Last updated on Apr 6, 2015

How to fill out the Form N-400

  1. 1.
    To access the USCIS Form N-400 on pdfFiller, visit the platform's home page and use the search bar to locate 'USCIS Form N-400'.
  2. 2.
    Once you find the form, click on it to open the fillable PDF interface provided by pdfFiller.
  3. 3.
    Before starting, gather necessary personal information such as your residency dates, employment history, and details about your moral character.
  4. 4.
    Begin completing the form by clicking on each field and entering your information, ensuring you follow the prompts for any required documentation.
  5. 5.
    Utilize checkboxes to indicate answers to questions, ensuring clarity and accuracy as you proceed through the form.
  6. 6.
    After filling in all fields, take the time to review each section carefully for any errors or omissions that need correction.
  7. 7.
    Once satisfied with your entries, navigate to the 'Review' tab to see an overview of your completed application.
  8. 8.
    Finally, save your work by clicking the download button to save the document or use the submit option to send it electronically to USCIS.
Regular content decoration

FAQs

If you can't find what you're looking for, please contact us anytime!
To be eligible for Form N-400, you must be a permanent resident for at least five years, or three years if married to a U.S. citizen. Additional criteria include demonstrating good moral character and meeting residency and language requirements.
You'll need proof of residency, a valid green card, and documents demonstrating good moral character such as court records if applicable. Check the USCIS website for a complete list of supporting documents.
Processing times for Form N-400 vary, but it generally takes between 8 to 12 months. Check the USCIS website for the most current processing time estimates.
The application can be submitted online via the USCIS website or by mailing a completed paper form to USCIS. Use the method that best suits your needs.
Common mistakes include leaving fields blank, providing inaccurate dates, or failing to sign the application. Always double-check your entries before submission.
As of now, the filing fee for Form N-400 is $725, which includes the biometrics fee. Check the USCIS website for any updates on fees.
You should file your N-400 application once you meet all eligibility criteria. It’s important to apply within the time frames specified by USCIS, especially to meet residency requirements.
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.