Practising CA
761 Points
Joined November 2011
It means that a registered person shall not file GSTR-1 (details of outward supplies) between 11th and 15th of the succeeding month. GSTR-1 has to be filed within 10th of the suceeding month.
For Eg: For the month of April, due date is to file GSTR-1 is on or before 10th of May and should not be filed between 11th and 15th of May.
Note: Answer is based on the duedates as mentioned in the act without considering the notifications.