Your H1B non-immigrant work visa does not affect your taxes.
- You were in US for more than 183 days and you qualify to file as a resident, regular tax return.
- You were on US payroll for those four months, and it is a US source of income even though you worked from India. All US sources of income is to be reported in the tax return.
- There is no need to mention your working from India anywhere in the tax return.
- There is no tax treaty between US and India on this subject.
Tax Residency
