Form 5329-T reports Additional Taxes on Qualified Plans (Including IRAs) and Other Tax-Favored Accounts. It is automatically generated when you become liable for the taxes due.
To access the form to enter information follow these steps:
Federal - Other tax situations.
Scroll down to Additional Tax Payments.
Click on Start / Revisit on Extra tax on Extra tax on early retirement withdrawals.
The most common use of form 5329 is to waive exceptions to the 10% penalty for early withdrawal of a pension distribution.