The DVAT department. has further extended the due date for filing of online/ hard copy of DVAT return for Q3 of FY 2016-17 (i.e. Oct.~Dec. 2016) in Form DVAT-16, DVAT-17 and DVAT-48 along with required annexures/ enclosures, to 17 Mar. 2017, vide Circular No. 26/2016-17 dated. 8 Mar. 2017. Earlier, the due date was extended from 28 Jan. 2017 to 13 Feb. 2017 to 28 Feb. 2017 to 8 Mar. 2017.

To see full circular click on below link

http://dvatonline.gov.in/Docs/Circulars/1711961.pdf