You have U.S. permanent residency (a.k.a. “Green Card”) and have lived in the United States for five years.
You have asylum and have lived in the United States for four years.
You are the spouse of a U.S. citizen and have lived in the country at least three years.
You are a permanent resident, have served in the United States military, and have been in the country for three years
Eligibility assessment in terms of continuous residency
Continuous Residency and Good Moral Character evaluation