You may have a refund offset, or you may have selected the Refund Processing Service (also called pay-with-your-refund) gives you the option to deduct your TurboTax fees from your federal tax refund.
A refund offset is when an IRS refund is reduced or intercepted to pay off delinquent debt, such as past-due child support, outstanding student loans, or unpaid state income tax.
Please see the information below on Tax Topic 203:
https://www.irs.gov/taxtopics/tc203