https://help.tallysolutions.com/docs/te9rel63/Tax_India/VAT/Punjab/PB_Sale_WC.htm

Recording Sales - Works Contract (Punjab)

When you provide works contracts, you need to record it as the  sale  of works contract. You can capture the sale of works contracts in Tally.ERP 9.

To record a works contract transaction

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

2. Select the party ledger in Party's A/c Name option.

3. Select the Sales Ledger with Sales - Works Contract predefined as the Nature of Transaction .

4. Select the stock item, and enter amount.

5. Enter the percentage or amount of deduction in the Deduction Claimed for Tax Calculation screen, as shown below:

6. Select the VAT and surcharge ledgers.

7. Click A : Tax Analysis to display the Tax Analysis screen.

8. Click F1 : Detailed to view the names of stock items in Tax Analysis screen.

9. Press Esc to return to sales invoice. The sales invoice appears as shown below:

10. Press Enter to save.