IRS Form 2210 (Underpayment of Estimated Tax by Individuals, Estates, and Trusts) calculates the underpayment penalty if you didn't withhold or pay enough taxes during the tax year.
Form 2210-F is a variation if you made at least 2/3 of your gross income from farming or fishing.
We'll automatically generate a Form 2210 if your return needs it. Or you can revisit this section:
Note: You'll need your prior year tax return to answer the questions.