Citizenship Requirements for 3-Year Married Permanent Resident. As a permanent resident who is married to a U.S. citizen, you are eligible for naturalization after just three years. This is a significant benefit (as it normally requires five years as a permanent resident before applying for citizenship).
Beside this, when permanent resident can apply for citizenship?
You may file Form N-400 ninety (90) calendar days before you complete your permanent 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 U.S. citizen.
How long after you get your green card can you apply for citizenship?
To become U.S. citizens, foreigners must first become permanent residents (green card holders). Legal residents can apply for U.S. citizenship, but after five years of being green card holders. For immigrants married to U.S. citizens, from green card to U.S. citizenship will take around three years.