You can apply for U.S. citizenship after 3 years if you are a permanent resident (Green Card holder) and have been married to and living with the same U.S. citizen spouse during that time.
Form N-600 is not intended for applicants who are already green card holders and are planning to naturalize. Instead, they should file Form N-400 (officially called the “Application for Naturalization).
Form N-400, Application for Naturalization, is an application to become a naturalized U.S. citizen.
The spouse must have continuously resided in the United States after becoming a lawful permanent resident (LPR) for at least 3 years immediately preceding the date of filing the naturalization application and must have lived in marital union with his or her citizen spouse for at least those 3 years.
You may file Form N-400, Application for Naturalization, 90 calendar days before you complete your continuous residence requirement if your eligibility for naturalization is based upon being a: Permanent resident for at least 5 years; or. Permanent resident for at least 3 years if you are married to a US citizen.
3 Years of Continuous Residence. The spouse of a U.S. citizen residing in the United States must have continuously resided in the United States as an LPR for at least 3 years immediately preceding the date of the filing the application and up to the time of the Oath of Allegiance.
Living in marital union with the citizen spouse for at least 3 years at the time of filing the naturalization application; and. Applicant's spouse has U.S. citizenship from the time of filing until the time the applicant takes the Oath of Allegiance.
485 never needs to be filed with 130. t can be filed concurrently sometimes. Usually that's the case when the beneficiary is an immediate relative but it's not a requirement to file concurrently. f you want, you can file 130, wait for approval, then file 485. Nobody stopping you.