GSTR 3B is a simple return that businesses need to file in the first two months of GST (July and August, 2017). The government has postponed the filing of GSTR 1, 2 & 3 for July and August, 2017 in order to give businesses some time to adjust to GST.
Filing schedule for GSTR Forms:
GSTR-3B for July 2017 needs to be filed on 20th August, and for August 2017 on 20th September
GSTR-1 for July 2017 needs to be filed between 1st-5th September, and for August 2017 between 16th-20th September
GSTR-2 for July 2017 needs to be filed between 6th-10th September, and for August 2017 between 21st– 25th September
GSTR-3 for July 2017 needs to be filed between 11th– 15th September September, and
for August 2017 between 26th– 30th September