As long as you can get away with it. Legally you are a criminal as soon as your visa expires and you are still here, unless you have one of any number of legal excuses (i.e. you lost your passport, you are sick etc.) that INS recognizes. In fact there are a lot more illegal immigrants than there are INS agents and (the 12 to 20 million estimated illegal aliens currently in the U.S. sort of bears this out) unless you draw attention to yourself you will almost certainly not be caught.
well, it depends what status you are living under. Like a permanent resident or on a visa. If you are a permanent resident then you can stay here as long as you stay out of trouble and renew your card when it expires. If you are using a visa, then you have to leave when your visa expires or apply for an extension.
How long can you stay in the USA on a esta visa
Your stay would be considered illegal after the date stamped on your I-94 or if it is stamped d/s, when the activity basis of the visa ends (i.e. a student visa ends when you finish college)
It depends how long does your visa allow you to stay in the US.
Citizens can legally stay forever.
A Polish national is REQUIRED to have a visa to enter the U.S. So, without a visa, a Polish citizen cant enter the US at all- period (never mind how long he can stay).
6 months
AnA tourist visa is only good for 90 days. If a tourist wanted to stay longer in the US ? He could ask for an extention 45 days before his visa expires at USCIS site.
Once can stay as long as their visa or immigration papers allows them to
As long as your visa is valid
Visa is a document required to enter any foreign country. US Green card is immigrant visa which allows you to live and work in US.While other types of non-immigrant visas like B-2 tourist visa,F-1 Student visa etc can be used to stay in US till it expires or until the purpose of your visa is complete.
90 days only.