You must apply SGST and CGST together on the intra-state transactions of goods and services while IGST must be applied on the inter-state transactions of goods and services.
If you’ve configured the GST Settings in Zoho Books, the individual taxes such as SGST and CGST with standard rates and tax groups based on GST rate slabs will also be auto-populated.
When you create intra-state transactions in Zoho Books, you can select the appropriate group tax to apply to the transaction.
To apply IGST on inter-state transactions of goods and services, you can select the appropriate auto-populated tax.
Note: All the taxes will be tracked in a separate General Ledger liability account.
and GST filing.