im:AlienVoluntaryReturnIndicator (NIEM Wayfarer 5.1)

im:AlienVoluntaryReturnIndicator can be contained in any of these elements:

im:AlienEncounter (of im:AlienEncounterType)
An interface between an alien person and the Department of Homeland Security (DHS), Immigration and Customs Enforcement (ICE) official.
im:AlienExchangeVisitorRole (of im:AlienExchangeVisitorRoleType)
A non-immigrant alien who visits the United States to participate in either an educational or cultural exchange program that is approved by the United States Department of State.
im:AlienRole (of im:AlienRoleType)
A foreign born person who is not a citizen of the United States.
im:AlienStudentRole (of im:AlienStudentRoleType)
A non-immigrant alien enrolled full-time in an approved, accredited or certified United States educational or vocational program
im:ImmigrantRole (of im:ImmigrantRoleType)
A person immigrating to a country with a path to staying legally in a country.
im:LawfulPermanentResidentRole (of im:LawfulPermanentResidentRoleType)
A person that has been made a lawful resident of a country.
im:NonImmigrantRole (of im:NonImmigrantRoleType)
A person immigrating a country with no immigration path to staying legally in a country.
im:OtherAlienRole (of im:OtherAlienRoleType)
A data type for the Other Alien role that is played by a Person who cannot be categorized as either an Immigrant or NonImmigrant with respect to a Country
scr:PersonSubjectEncounter (of im:AlienEncounterType)
An association between a PERSON and ENCOUNTER

NIEM Wayfarer 5.1