To create VAT Adjustment Class for Journal, you have to enable Use Class for VAT Adjustments in Voucher Type Creation/Alteration screen.
To create voucher Class for Journal Voucher
1. Go to Gateway of Tally > Accounts Info. > Voucher Types > Alter > Journal .
2. Enter the Name of Class , for e.g., VAT Adjustment Class , i n the Voucher Type Alteration screen.
3. Set Use Class for VAT Adjustments to Yes .
4. Press Ctrl+A to accept the Voucher Type Class screen.
5. Press Ctrl+A to accept the Voucher Type Alteration screen.