You can configure the VAT details to modify or override the assessable value and tax rate in the invoices.
To modify or override tax details
1. Click F12: Configure in invoice and set the options as given below:
● Use common ledger A/c for item allocation to No .
● Allow modification of Tax Details in VAT to Yes .
2. Select the purchase or sales ledger in the Accounting Details screen, and press Enter . The VAT Details screen is displayed.
3. Click F12 : Configure on VAT Details screen, and set the options as given below:
● Allow override of Assessable Value? to Yes .
● Allow override of Tax Rate? to Yes .
4. Enter the modified Assessable Value and Tax Rate .
5. Press Ctrl+A to accept the VAT Details screen.
6. Select VAT ledger in the invoice, and accept the transaction.