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

Sales at MRP

You can create sales voucher with VAT on MRP.

To record sales transaction with tax on MRP

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

2.    Select the customer name in the Party’s A/c Name field.

3.    Click F12: Configure and,

     Set the option Allow MRP modification in voucher to Yes, to enable altering the MRP rate while recording the voucher.

     Press Ctrl+A to accept.

4.    Select the required Sales Ledger.

5.    Select the stock item for which Calculate VAT on MRP is enabled, and enter the Quantity, and Rate.

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.

The rate will be calculated automatically based on MRP defined for the item.

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

8.    Click F1: Detailed to view the names of stock items. The Tax Analysis screen appears as shown below:

Note: In the VAT Details screen of stock item, the option MRP Incl. of VAT is set to Yes. Hence, VAT is included in MRP.

9.    Enter Narration, if required.

The sales invoice appears as shown below:

10.  Press Enter to save.