GST Returns Pending from Mar 2019.

Is central tax payable in the returns mentioned by you NIL,because if it is so,

late fees shall stand waived for GSTR-3B from March 2019 to Jan 2020 if the said returns are furnished between 1st July 2020 to 30th Sept 2020.

For remaining months i.e Feb 2020 to June 2020 Turnover limit of Rs 5 crores and name of State in which the taxpayer is registered, is required for computing the due date of filling GSTR-3B Returns.

Yes...It's Active and central tax payable is nill