Senior citizen NRI need to file Indian tax return-- dont have taxable income

[curiousv]

For senior citizens taxable income is 3,00,000 so if this citizen have income about 1,50,000 as interest income from various Indian banks including savings and FD accounts are they suppose to file income tax?

She does not pass residency test for income tax purpose.(for India). ..she does not live more than 182 days but she pass the other test in which she has stayed for more than 2 months/60 days and 365 or more days in last 4 year...that test..

She does file income tax in USA since last 4 years...