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IMMIGRATION AND CUSTOMS ENFORCEMENT ALIEN NUMBER

Data Element:

IMMIGRATION AND CUSTOMS ENFORCEMENT ALIEN NUMBER

Definition:

A unique identifier assigned to an alien's file by the United States Immigration and Customs Enforcement (ICE) Agency.

Source:

United States Immigration and Customs Enforcement (ICE) Agency 

Data Type:

AN

Field Size:

10

Field Format:

10AN  

Tables / Codes:

None

Comments:

This person-based identifier is sometimes displayed on documents with a leading “A.” Individuals can have more than one alien number. 
This data element was previously titled “IMMIGRATION AND NATURALIZATION (INS) REGISTRATION NUMBER.,” and the Field Size was previously 9
Examples include:  Most common – A12345678
                             Sometimes preceeded with a zero – A012345678
                             Sometimes with a zero and no ‘A’ – 012345678

Page Info:

DATE STANDARD ESTABLISHED: 9/94
DATE STANDARD REVISED:  1/09