回複：綠卡可以在美國以外不超過183天

我看了一下，沒有找到關於183天的說法，隻看到下麵這段。請問哪兒有這個183天？非常感謝！

Abandoning Permanent Resident Status


You may be found to have abandoned your permanent resident status if you:

* Move to another country intending to live there permanently
* Remain outside of the United States for more than 1 year without obtaining a reentry permit or returning resident visa. However, in determining whether your status has been abandoned, any length of absence from the United States may be considered, even if less than 1 year
* Remain outside of the United States for more than 2 years after issuance of a reentry permit without obtaining a returning resident visa. However, in determining whether your status has been abandoned any length of absence from the United States may be considered, even if less than 1 year
8226; Fail to file income tax returns while living outside of the United States for any period
8226; Declare yourself a “nonimmigrant” on your tax returns