(C) An
alien lawfully admitted for permanent residence in the United States shall not be regarded as seeking an admission into the United States for purposes of the immigration laws unless the
alien --(i) has abandoned or relinquished that status, (ii) has been absent from the United States for a continuous period in excess of 180 days, (iii) has engaged in
illegal activity after having departed the United States, (iv) has departed from the United States while under legal process seeking removal of the
alien from the United States, including removal proceedings under this chapter and extradition proceedings, (v) has committed an offense identified in section 1182 (a)(2) of this title, unless since such offense the
alien has been granted relief under section 1182 (h) or 1229b (a) of this title, or (vi) is attempting to
enter at a time or place other than as designated by immigration officers or has not been admitted to the United States after inspection and authorization by an immigration officer.
terms by many people,
illegal alien and
illegal immigrant are used to describe a person whose legal status is not compliant with U.S. immigration law, meaning he or she does not have permission to
enter, remain, live, or work in the United States.