What is one of the basic eligibility requirements to apply for naturalization?

The requirement to be a permanent resident for at least five years is fundamental to the naturalization process in the United States. This criterion ensures that the applicant has had sufficient time to establish ties to the U.S. and understand its laws, history, and government. The five-year period is and helps to ensure that applicants have had the opportunity to reflect on their commitment to the United States and are prepared to take the Oath of Allegiance.

Additionally, for those who are married to a U.S. citizen, the residency requirement is shorter, at three years, but the standard for most applicants is indeed five years. This duration also emphasizes the importance of being a lawful permanent resident, which is a prerequisite for the naturalization application. The longer residency allows for integration into society, which is crucial for someone seeking citizenship.