After filing of GSTR-1 (details of outward supplies), the taxpayers should file GSTR-2.
GSTR-2 is a return containing details of all inward supplies. Based on this return the Input Tax Credit that a taxpayer is eligible to avail is determined.
After your suppliers file GSTR-1, the details of your inward supplies get auto-populated in GSTR-2A.
All the purchases from GSTR-2A are considered as inward supplies for you.
Hence, only details of purchases from unregistered dealers and purchases not reflecting in GSTR-2A have to be entered while filing GSTR-2.
Here is a step-by-step process of filing GSTR-2:
1. Login to GST Portal
5. Here you will 11 tiles containing all the details that need to be filled in
Do note that only those details that are not auto-populated in your GSTR-2A or the details that have to be changed should be entered in these tiles. 1. 3, 4A – Inward supplies received from Registered person including Reverse Charge supplies:
Details of all missing inward supplies from registered dealers should be entered here. This will also include inward supplies liable for reverse charge.
Step 1 – Click on ‘ADD MISSING INVOICE DETAILS’ to add details of any inward supplies from a registered person and reverse charge supplies missing in GSTR-2A.
GSTIN of the Supplier
Invoice Number, Invoice Date, Total Invoice Value
Select state in which the sale is made
In Invoice Type select – B2B, Deemed Exports, SEZ Supplies with or without payment
2. 5 – Import of Inputs/ Capital Goods and Supplies received from SEZ:
Any import of Inputs and Capital Goods including goods received from SEZ should be entered in this tile:
Step 1 – Click on ‘ADD BOE’.
3. 4C – Import of Service:
This section is for services imported by you.
Step 1 – Click on ‘ADD DETAILS’.
4. 6C – Debit/Credit Notes for supplies from a registered person:
Any debit note or credit note received from a registered dealer but missing in GSTR-2A should be entered here.
Step 1 – Click on ‘ADD CREDIT NOTE/DEBIT NOTE’.
4B – Inward supplies from an unregistered supplier
Details of all purchase of goods and services from the unregistered supplier have to be mentioned in this section.
Step 1 – Click on ‘ADD DETAILS’.
6C – Debit Notes/ Credit Notes for Unregistered Supplier:
Any debit or credit note issued for inward supplies from unregistered supplies has to be mentioned here.
Step 1 – Click on ‘ADD CREDIT NOTE/DEBIT NOTE’.
GSTR-2- Other Details
1. 7 – Supplies from composition taxable person and other exempt/nil rated/non-GST supplies:
Total inward supplies from composition dealers, and all inward supplies which are exempt and nil rated have to be entered here.
Click on ‘EDIT’, enter the values and click on ‘SAVE’ button.
2. 10A – Advance amount paid for reverse charge supplies
All advances paid for supplies liable to reverse charge have to be entered here. This will increase your output tax liability as you are liable to pay tax on RCM basis.
Step 1 – Click on ‘ADD DETAILS’.
3. 10B – Adjustment of advance amount paid earlier for reverse charge supplies:
Any adjustments to be made to details mentioned in tile 10A in previous returns has to be done here.
4. 13 – HSN summary of inward supplies:
HSN Code wise details of inwards supplies have to be provided while filing GSTR-2.
There are certain conditions for claiming ITC on inward supplies. If the same is not satisfied the ITC has to be reversed. The details of ITC reversed have to be entered here. Click on ‘SAVE’ button after entering the details.
1. 3, 4A – Inward supplies received from Registered person including Reverse Charge supplies: 
2. 5 – Import of Inputs/ Capital Goods and Supplies received from SEZ: 
2. 10A – Advance amount paid for reverse charge supplies 
3. 10B – Adjustment of advance amount paid earlier for reverse charge supplies: 
5. 11 – Input Tax Credit Reversal/Reclaim 