https://help.tallysolutions.com/docs/te9rel64/Tax_India/VAT/vat_purchases/pur_exempt_works_contract.htm

Exempt Purchases of Works Contract (VAT)

You can record purchase of exempt works contract by selecting the nature of transaction Purchase Exempt - Works Contract .

This nature of transaction is provided for West Bengal.

To record an invoice for exempt works contract

1. Go to Gateway of Tally > Accounting Vouchers > F9: Purchase .

2. Enter the Supplier invoice no. and Date .

3. Select the party ledger in the field Party's A/c Name .

4. Select the purchase ledger grouped under Purchase Accounts with the Nature of transaction set to Purchase Exempt - Works Contract .

5. Select the stock item. Enter the amount. The purchase invoice appears as shown below:

6. Press Enter to save.

The value of this transaction gets captured in the relevant fields of state-specific VAT/CST forms and annexures.