1. Get Form N-600 online at www.uscis.gov/n-600.
2. Fill out the form with personal information about your child such as place of birth, age, immigration status, and where they live, and information about the parents.
3. You need to send these things with your application:
- The $1,385 filing fee in check or money order made out to U.S. Department of Homeland Security. You can pay with a credit card. You need to use Form G-1450 to do this. If you are low-income, ask for a fee waiver. You can find the form online. If they okay it, you don’t have to pay anything.
- 2 recent passport-style photos of your child. Passport-style photos have to meet certain requirements. Make sure the person taking them knows how. The USCIS website www.uscis.gov has a section about passport photos.
- A copy of your child’s Permanent Resident Card
- A copy of your birth certificate and a copy of your child’s birth certificate
- Proof of your citizenship, like your naturalization certificate or passport.
- Proof that you are the child’s parent, and the child lives or lived with you in the U.S. Examples of documents you can send:
- custody orders
- school records
- leases
- tax returns
- welfare statements, etc.
- Proof that you have or had legal custody of your child. Examples of documents you can send:
- custody orders
- divorce decrees
- marriage certificates
There may be other documents you need to send. There’s a full explanation of what you should include in the N-600 instructions. Scroll down to “Forms and Document Downloads.” Talk to a lawyer if you aren’t sure what documents you should send in.
4. File the form online using the instructions on the website OR send in the paper form.
If you send it by U.S. mail, send it to:
USCIS
Attn: NATZ
P.O. Box 4088
Carol Stream, IL 60197-4088
If you send it by FedEx, UPS, or DHL, send it to:
USCIS
Attn: NATZ (Box 4088)
2500 Westfield Drive
Elgin, IL 60124-7836