Form GSTR-2B is generated monthly on the 14th day of the following month. For instance, the GSTR-2B for July 2020 would be available to the registered person on 14th August 2020.
This form includes all documents filed by suppliers or the Input Service Distributor (ISD) in their GSTR-1, GSTR-5, and GSTR-6 forms within the cut-off dates. It also contains import data received by the 13th of the following month.
For monthly GSTR-1, the cut-off period is from 00:00 on the 12th of the month to 23:59 on the 11th of the next month. For quarterly GSTR-1/IFF, GSTR-5, and GSTR-6, the cut-off period is from 00:00 on the 14th to 23:59 on the 13th of the following month.