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.