| NonPermanentResidentAlien | As defined by the United States Citizenship and Immigration Services, a non-US citizen residing in the US lawfully, who does not have a green card and has not met the substantial presence test required for Permanent Residence status. |
| NonResidentAlien | |
| PermanentResidentAlien | As defined by the United States Citizenship and Immigration Services, a non-US Citizen residing in the US under legally recognized and lawfully recorded permanent residence as an immigrant. Also known as "Lawful Permanent Resident," "Resident Alien Permit Holder," and "Green Card Holder." |
| Unknown | |
| USCitizen | As defined by the United States Citizenship and Immigration Services, born in the US or its territories; or having a parent who is a US citizen, or naturalized as a US citizen. |
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