IRS Penalty Calculator Fill Your details Select tax year Date of filing of return 20142015201620172018 Tax due Payoff date as per Return Date upto which penalty computed Extension ,Notices & Adjustments Did you apply for extension of filing date? No Yes Paid 90% of tax due before filing extension? No Yes Paid balance 10% before extended due date? No Yes Was there any installment agreement with IRS? No Yes Start date End date Was there any adjustment notice from IRS NoYes Date in Notice Adjustment Amount Notice for intent to levy? NoYes Select date on notice Tax Payment Details No. of payments made 01234 Date of payment Amount Paid Result Failure to File Penalty Failure to Pay Penalty Do you want to see monthly computation NoYes Monthly calculation of failure to pay penalty Start month End month Penalty rate Payments made Tax Amount for penalty on Penalty Want this computation in your mail box ?? Please SelectNoYes Your email address Click to Send (irstaxapp.com guarantees it will never sell your mail . But will send occasional mail from irstaxapp related to fresh articles