27 February 2018
Ay 2016-17 and Ay 2017-18 FY 2015-16 & FY 2016-17 you can file by 31st March 2018, for other previous year if you want to file thanA tax payer can make a request to condone the delay in filing of return within six years from the end of the assessment year in respect of which the return is to be filed. So effectively in case of claim for income tax refund, you get an extension of five years only as presently also you can file your income tax return for refund one year after end of the assessment year. So now you can make an application for condonation of delay