Filing Form N-400? Here's a checklist of essential documents to include:

• Photos: 2 recent color photos (meeting USCIS specs)

• Green Card Copy: Front & back photocopy of your Permanent Resident Card

• Eligibility Proof: Documents like marriage certificates or proof of lawful permanent resident status (depending on your eligibility)

• Residence Proof: Documents showing continuous residence in the US (tax returns, bills, etc.)

• Marriage Certificates (if applicable): Copies for all marriages, with proof of termination for prior ones (divorce decrees, death certificates)

• Selective Service Registration (Males 18-26): Proof of registration or explanation for not registering

• Military Service Records (if applicable): Copy of your DD Form 214

• Criminal History Documentation: Certified copies of court records for any arrests/convictions (including traffic offenses)

• Application Fee: The current filing fee (check USCIS website or Form N-400 instructions)

Remember:

• Review USCIS requirements carefully - they can vary based on your situation.

• USCIS might request additional documents during processing.

• Consult an immigration attorney for personalized guidance if needed.