N-300 Application to File Declaration of Intention
Files a formal declaration of intention to become a U.S. citizen. Nothing in naturalisation law requires it any more; people file it because a professional licensing board, a state agency, or a foreign government asks for one.
- Fee
- $320
- Fee waiver
- Available (Form I-912)
- Who files
- Permanent residents aged 18 or over who need the document for some other purpose.
- Where to file
- By mail to the USCIS lockbox named in the instructions.
Usually filed with
Part of these processes
What changed in 2025 and 2026
- Filing it does not start the naturalisation clock or create any entitlement. It is purely evidentiary.
Official page. https://www.uscis.gov/n-300. Download the form there, never from a third-party site; check the edition date and fee before filing.