If Tax is not calculates on a particular item, then this issue can be resolved.

In order to resolve this issue, the user will follow the below steps:

• Firstly, press 'Enter' on the item on which tax is not being calculated.

• Now press 'F3' twice.

• A 'Modify Product' window will appear.

• In 'SGST' field, the user will select 'Taxable'.

• Mention the tax of the item.

• Suppose mention '1.5'.

• Then press 'Ctrl+W' and click on 'Yes' to save the changes.

• Press 'Esc' key.

• The user will press 'Delete' key to delete the item from the bill.

• The user will again select the item in bill.

• After following the above steps, tax will be calculated in bill.