Browse, fill, and download PDF forms from US federal, state, and EU sources — all free.
Page 1 of 1
Underpayment of Estimated Tax by Individuals, Estates, and Trusts
IRS form used to determine if you owe a penalty for underpaying your estimated tax and to calculate the penalty amount.
Underpayment of Estimated Tax by Corporations
Calculates underpayment of estimated tax penalties
Computation of Penalties for Individuals
Illinois form for computing penalties for underpayment of estimated individual income tax.
Underpayment of Estimated Tax by Individuals
South Carolina form for computing underpayment penalties on estimated individual income tax.
Underpayment of Virginia Estimated Tax by Individuals
Virginia form for computing underpayment penalties on estimated individual income tax.
Underpayment of Virginia Estimated Tax by Farmers and Fishermen
Virginia form for computing underpayment penalties for estimated income tax by farmers and fishermen.