https://help.tallysolutions.com/docs/te9rel60/Tax_India/gst/deactivating_vat.htm

Deactivating VAT, Excise and Service Tax Features

Depending on your requirement, you can choose to either deactivate VAT and excise, or retain it along with GST in Tally.ERP 9. You need to deactivate service tax from the date of implementation of GST.

However, VAT TIN gets printed on the bill when VAT is enabled along with GST. If you do not want TIN to be printed, then you can either deactivate VAT or disable TIN in the print configuration.

To deactivate VAT

1.    Open the company for which you need to deactivate VAT.

2.    Press F11 > F3.

3.    Enable Value Added Tax (VAT)? - Yes

4.    Set/alter VAT details? - Yes

5.    Enter the Deactivate from date in the Company VAT Details screen.

6.    Press Ctrl+A to accept.

Similarly, deactivate excise and service tax by entering the date in the field Deactivate from of Excise Registration Details and Service Tax Details screen.

To disable TIN in the print configuration

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

2.    Record the sales transaction.

3.    Press Alt+P.

4.    Click F12: Configure.

5.    Print Company's Tax Regn. Numbers? - No.

6.    Press Ctrl+A to accept.