An Alien Registration Card is the official name for the identification card given to lawful permanent residents by the USCIS to identify them as such. Other names for the alien registration card include green card, permanent resident card,...
green card
(Wex page)
Lawful permanent resident (LPR) is a status given to U.S. immigrants/non-citizens who can legally live in the United States forever. LPRs enjoy similar rights as citizens including working without special restrictions, own property, receive...