Did he actually pay that with a credit card or request to have the TurboTax account fees paid from the federal tax refund?
The TurboTax online editions of Free, Deluxe and Premium are free for active duty enlisted personal. However, if he requested one of the Live editions, those are Not free.
He will need to contact TurboTax support for the problem. Use the key words Billing Issue
Use this phone number and select TurboTax - 1-800-4-INTUIT (1-800-446-8848)
