https://help.tallysolutions.com/docs/te9rel60/Tax_India/VAT/andhra_pradesh/AP_SEZ_Sales.htm

Sales to SEZ (Andhra Pradesh)

In Tally.ERP 9, you can record sales to special economic zones (SEZ) with Interstate Sales - Zero Rated as the Nature of Transaction.

To record a transaction for sale of items to SEZ

1.    Go to Gateway of Tally > Accounting Vouchers > F8: Sales.

2.    Enter Ref number, if required.

3.    Select the party ledger from SEZ location in Party's A/c Name option.

4.    Select a sales ledger with Interstate Sales - Zero Rated as the Nature of Transaction.

5.    Select the required stock items and enter Quantity and Rate for the stock item.

6.    Set Provide VAT Details? to Yes.

o     Select I Form in the Form to receive field, and provide other details in Statutory Details screen.

o     Press Ctrl+A to save and return to invoice.

 The tax invoice appears as shown below:

7.    Press O to override the invoice with the changed value.