Applicants must hold a valid green card for the required statutory period.
Applicants must demonstrate continuous residence in the United States and sufficient physical presence during the relevant period.
Applicants must show good moral character, typically evaluated over the statutory period preceding the application.
Applicants must demonstrate the ability to read, write, and speak basic English, subject to certain exceptions.
Applicants must pass a civics test covering U.S. history and government.
Applicants must demonstrate support for the principles of the U.S. Constitution.