The departure of an illegal alien from the United States which is physically observed by an Immigration and Naturalization Service official.

An alien in and admitted to the United States subject to any grounds of removal specified in the Immigration and Nationality Act. This includes any alien illegally in the United States, regardless of whether the alien entered the country by fraud or misrepresentation or entered legally but subsequently violated the terms of his or her nonimmigrant classification or status.

The formal removal of an alien from the United States when the alien has been found removable for violating the immigration laws. Deportation is ordered by an immigration judge without any punishment being imposed or contemplated. Prior to April 1997 deportation and exclusion were separate removal procedures. The Illegal Immigration Reform and Immigrant Responsibility Act of 1996 consolidated these procedures.

Citizenship conveyed to children through the naturalization of parents or, under certain circumstances, to foreign-born children adopted by U.S. citizen parents, provided certain conditions are met.

Geographic areas into which the United States and its territories are divided for the Immigration and Naturalization Service’s field operations or one of three overseas offices located in Rome, Bangkok, and Mexico City.

A category of immigrants replacing the earlier categories for nationals of underrepresented countries and countries adversely affected by the Immigration and Nationality Act Amendments of 1965.

The INS mechanism for tracking the case status of potentially removable aliens