Form N-400: Current Edition, Fee and Form Checks
The current USCIS edition and filing fees for Form N-400, with the date FormVeritas checked them on uscis.gov, and what FormVeritas checks when you fill the form in its Form Workspace.
About Form N-400
Form N-400 is titled “Application for Naturalization”. Get the form and its instructions from uscis.gov, the official source:
Current edition
USCIS lists 01/20/25 as the current edition of Form N-400. USCIS lists no other accepted edition.
The FormVeritas Form Workspace fills this edition.
Checked October 21, 2026, against Form N-400 on uscis.gov. Editions change, so confirm the edition on uscis.gov before you file.
Filing fee
The fees below are copied from Form G-1055, Fee Schedule (edition 10/16/26), as USCIS states them, with the date FormVeritas checked each one.
N-400, Application for Naturalization
| Filing category | Paper filing fee | Online filing fee |
|---|---|---|
General Filing | $760 | $710 |
If your documented annual household income is not more than 400 percent of the Federal Poverty Guidelines and you submit supporting documentation with your application. | $380 | N/A |
If you meet the requirements of the Immigration and Nationality Act sections 328 or 329 with respect to your military service. | $0 | $0 |
Certain applicants may be eligible for a Fee Waiver. See Form I-912, Request for Fee Waiver, Instructions.
You cannot file online if you are requesting a fee waiver or a reduced fee; you must file a paper Form N-400.
Source: Form G-1055 on uscis.gov. Checked October 21, 2026.
This page does not tell you which fee applies to your filing. Confirm the fee before you file with the USCIS Fee Calculator.
Fees for Form N-400 and the notices USCIS prints on Form G-1055, in the edition and fee checker
Processing time
Form N-400 is listed on the USCIS processing-times page. See what USCIS reports for it, by office, and the date USCIS published it.
What FormVeritas checks on Form N-400
When you run an audit of Form N-400 from the FormVeritas Form Workspace, FormVeritas reviews the answers you entered with checks written for this form. They cover:
Answers left blank
FormVeritas points out blank answers in the places its checks for this form look at.
Areas include: addresses; employment and education.
How entries are written
FormVeritas checks how entries are written, against what each field asks for.
Areas include: names; A-Numbers; USCIS online account numbers; addresses; marriage and family details; employment and education; the interpreter, preparer and representative sections.
Dates
FormVeritas checks the dates entered on this form.
Areas include: marriage and family details; employment and education.
Answers that do not fit together
FormVeritas compares related answers on this form and points out ones that do not fit together.
Areas include: names; A-Numbers; addresses; marriage and family details; employment and education; the interpreter, preparer and representative sections; Yes/No answers and their explanations; signatures and dates of signature.
Check boxes and Yes/No questions
FormVeritas checks how boxes are selected in the groups of choices on this form.
Signatures
FormVeritas checks the signature lines on this form.
On every form
When an entry for a person is partly filled in, for example a given name with no family name, FormVeritas points out a blank family name, given name, date of birth or country of birth in that entry.
What these checks do not do
They do not check that every question that applies to you is answered, whether your answers are true, or whether you are eligible for what you are asking for.
A report with no findings does not mean USCIS will accept or approve your filing.
Read the Form N-400 instructions on uscis.gov before you file.
Fill and check it in the Form Workspace
Fill in Form N-400 in the FormVeritas Form Workspace on a desktop or laptop browser, then run these checks on your answers before you file.