The General provisions that every naturalization applicant must meet such as being 18 years of age, a legal permanent resident with five years of continuous residence in the United States who have been physically present in the country for half that period and who have a good character for at least that period.

A Green Card, officially known as a Permanent Resident Card (Form I-151 or Form I-551) is evidence of lawful permanent resident status in the United States. It allows a foreign national to live, work legally, travel abroad and return to the United States. Green Card holders may also apply for U.S. citizenship after a certain period of time.