CBEC has notified vide Notification No. 18/2018 – Central Tax the date to file the monthly GSTR1 for the period April to June. Registered persons having an aggregate turnover of more than 1.5 crore rupees in the preceding financial year or the current financial year shall file the GSTR1 monthly till the date as specified below.

 

Sl.No Month Last date for filing of return in
FORM GSTR-1
1 April 2018 31 May 2018
2 May 2018 10 June 2018
3 June 2018 10 July 2018

 

Notification specifies that that procedure or extension for GSTR2 and GSTR3 for the period in discussion shall also be notified subsequently.

Notification released in this regard can be read as below or downloaded from here.