ITR Filling due date for Income Tax Returns (ITRs) for AY 2016-17 (FY 2015-16) and AY 2017-18 (FY 2016-17) will be 31st March 2018. This is the last chance as Law is changed now.
Refer relevant provisions of Income tax :
Section – 139, Income-tax Act, 1961 – FA, 2017
As per section 139(4)
[(4) Any person who has not furnished a return within the time allowed to him under sub-section (1), may furnish the return for any previous year at any time before the end of the relevant assessment year or before the completion of the assessment, whichever is earlier.]
Substituted by the Finance Act, 2016, w.e.f. 1-4-2017.
Aadhaar number with PAN by 31 March 2018.