https://help.tallysolutions.com/docs/te9rel60/Tax_India/VAT/BR_Sales_Incl_of_Tax.htm

Sales Inclusive of Tax

Create sales voucher to record sales inclusive of duties and taxes.

To record sales inclusive of tax

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

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

3.    Select the sales ledger with taxable nature of transaction.

4.    Select the stock item for which the option Is inclusive of duties and taxes? is enabled.

5.    Enter the Quantity. The Inclusive of Tax screen appears as shown below:

o     Enter the Rate (Inclusive of Tax).

o     Press Enter to save and to return to sales invoice.

Note: You can enable an additional column in the invoice to enter the stock item value, which is inclusive of tax.

6.    Select the common VAT ledger.

     The ledger must be grouped under Duties & Taxes in which the options:

o     Type of duty/tax set to VAT (CST in case of interstate sales).

o     Percentage of Calculation (eg 5)? set to 0.

7.    Enter Narration, if required.

The sales invoice appears as shown below:

8.    Press Enter to save.