This discussion clarifies the rules for claiming Input Tax Credit (ITC) when suppliers file their GSTR-1 returns after the 11th of the month. You can claim ITC for invoices filed up to the 18th, but it will be considered for the next month's output liability. The claim is subject to Rule 36(4), which limits the ITC to 110% of the eligible credit appearing in your GSTR-2A.
15 October 2020
If the aggregate ITC for the month from all suppliers is Rs.100 and the ITC value of that particular supplier' invoice is Rs.10 who [only among others] did not file the return. You can take ITC of Rs.99 (Rs.90 x 10% + Rs.90).
15 October 2020
Yes, you can consider all invoices appearing in your 2A upto 19th september and then apply rule 36(4) which allows maximum credit of 110% of the GST amount appearing in your GSTR2A.