Unless you are self employed and you are entering the cost of tax preparation on your Schedule C as a business expense, you cannot deduct the cost of tax prep on your federal return. Since you are posting from online Deluxe it does not look like you are entering self employment income.
The tax laws that changed for 2018 and beyond took away the miscellaneous federal deductions that included tax preparation costs
https://ttlc.intuit.com/questions/4482873-which-federal-tax-deductions-have-been-suspended-by-tax-re...
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
