If B2 has SSN and and worked can file for income tax?

I was on L1-b visa from 2009-2010 and my wife was on L2 visa during all that time and she had SSN then, I applied for H1- B visa and working since Dec-2010 on H1 and my wife is on H4 now. Can I use her SSN to file tax as Married filling jointly for 2011. My wife got ssn when she was in L2...

I was on L1-b visa from 2005-2008 and my wife was on L2 visa during all that time and she had EAD and SSN then, I applied for H1- B visa and it was approved and we went back to India in December 2008 together, I reentered US on H1-B visa in Feb 2010 and Wife reentered US on H4 visa in May 2010....

I have worked for 2 different companies in 2007. The second company I joined was in December only. So how do I have to file tax return. Can federal and state tax be filed together?

I think that I did neither officially announce that I am a non-resident or resident to my company. However, I did tell my company that I am an international student. They let me complete all the paperwork for international student. I also provided them my passport, I-95, I-20 and F1. My company...

Hello, I have been in the US more than 5 years and I am still a full-time student. I recently found out that my status actually changed from non-resident to resident alien in end 2004 because I have been here more than 5 years. I filed a 1040NREZ for 2005. Since I became a resident alien, I...