No...
It's changed from 01/04/2017.
(Amendment In Section 139(4) by Finance Act, 2016 : The above section 139(4) has been amended by the Finance Act, 2016. The amended provisions are mentioned as under :
Following sub-section (4) shall be substituted for the existing sub-section (4) of section 139 by the Finance Act, 2016, w.e.f. 1-4-2017 :
(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. (emphasis supplied by me).
Through the above amendment, the time limit for filing of belated return has been reduced by 1 year. Due to this, a belated return can be filed only up to the end of the assessment year. This amendment is effective from 01.04.2017. )
We file ITR AY 17-18 "Original Return / Original Belated return" Upto 31st March 2018...
Also we can revised* the Original return and Belated return Upto 31st March 2019.