Green cards are permanent residents cards issued to immigrants in US. Known as Green Card because of its colour, it is issued by United States Citizenship and Immigration Services. It serves as a proof that the holder of the card has been granted immigration benefits. Since 2010, the card has an RFID chip.
A person may obtain the green card based on the below mentioned procedure:
There are also other ways to obtain a green card as per the federal laws.
Usually it is a three step process as provided below:
Though the process looks simple, it involves lot of paper work and application filing and scrutiny. Once the permanent residency is approved the green card is mailed to the last known mailing address.
An immigrant may abandon the status voluntarily by filing form I-407. The status is lost involuntarily in case of holder committing a criminal act which makes him removable from US or takes up permanent residency in other country or stays out of US for more than 365 days without taking re-entry permit before leaving.