Installment payment plan fees

Turbotax does not charge for an Installment Agreement, the IRS does.

What's New Expanded use of form. You may use Form 9465 to request to add the liability for a new tax period to an existing installment agreement. You may also use this form to request an installment agreement for the individual shared responsibility payment. Updated fee amounts. Beginning January 1, 2017, the fees for setting up an installment agreement are $225, $107 (if you make payments by direct deposit), $149 (if you set up an online payment agreement), or $31 (if you set up an online payment agreement and make payments by direct deposit). See Payment methods on page 2. There is an $89 fee to modify or reinstate an installment agreement. For low income taxpayers, the fee to set up an installment agreement is $43 or could be $31, if an online payment agreement is set up and the payments are made by direct debit.

https://www.irs.gov/pub/irs-pdf/i9465.pdf