No there is not a Sales Tax of $40.
The TurboTax Deluxe online edition is $40. If you added a State Tax Return that is an additional charge of $40.
If you chose to use the optional Pay with Refund option to have the TurboTax account fees paid from the federal tax refund, the service charge for that option is $39.99
Here's some links that may help
How to remove the Pay from your Refund fee