Iowa | Personal Tax Extension | IA 1040V income tax payment voucher | 41-137

Modified on Tue, 14 Jan at 1:21 PM

State Abbreviation	IA
State Name	Iowa
Extension Status	Approved Automatically
Return Due Date	April 30, 2025
Extended Due Date	October 31, 2025
Other Information	Iowa provides an automatic extension to October 31st without filing a form or application provided at least 90% of tax liability is paid by April 30th. In addition to late payment penalties, you may be subjected to late filing penalties if you do not pay at least 90% of your total tax bill by April 30th.
Online Payment	Iowa \| Online Tax Extension Payment
Payment Voucher Title	IA 1040V Income Tax Payment Voucher, 41-137
State Payment Agency	Iowa Department of Revenue
Mailing Address with Payment	Iowa Income Tax Document Processing P.O. Box 9187 Des Moines, IA 50306-9187
Online Payment Options \| Credit Card	Payments can be made with either a credit or debit card online at https://tax.iowa.gov/credit-debit-card or by calling 1-800-2PAY-TAX. A convenience fee is charged for credit and debit card transactions.
Online Payment Options \| ACH Debit	Free online direct debit at https://tax.iowa.gov
Failure to File Penalties	10% of unpaid tax.
Failure to Pay Penalties	5% of unpaid tax.