N-426 Request for Certification of Military or Naval Service
The military service certification that goes with a service-based naturalisation application. The applicant completes it and a designated military official certifies the character and dates of service, or the applicant submits certified service records instead.
- Fee
- $0
- Fee waiver
- Not available
- Who files
- Current and former members of the U.S. armed forces filing under INA 328 or 329.
- Where to file
- Filed with the Form N-400, after certification by the appropriate military authority.
Usually filed with
Part of these processes
What changed in 2025 and 2026
- A new 03/13/26 edition is out. Discharged service members can submit certified copies of a DD Form 214 or NGB Form 22 instead of getting the N-426 signed.
Official page. https://www.uscis.gov/n-426. Download the form there, never from a third-party site; check the edition date and fee before filing.