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Iowa Tax Resources

Governor: Chet Culver
Income Tax Revenue (2007): $6,469,752,000.00
Iowa Population 2,983,360

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Free E-Filing for Iowa with TurboTax

TurboTax provides free electronic state tax filing for qualified residents of the state of Iowa. Iowa is a sponsor of the Free File program therefore Iowa's lower income taxpayers can e-file their state taxes with TurboTax at no cost. You qualify for free state tax filing if any or all of the following apply:

  • You earned $30,000 or less on your adjusted gross income.
  • Or you were active duty military in 2008 with an an adjusted gross income of $56,000 or less.
  • Or if you qualify for the earned income credit.

See taxfreedom.com for more details. E-File your Taxes with TurboTax Now. Its Quick, Easy, Secure and Free.

Iowa Mailing Address

Wondering where to mail your Iowa taxes? Here's the address:

Receiving Refund/No Tax Due:
Iowa Income Tax Refund Processing
Hoover State Office Bldg
Des Moines IA 50319-0120

Paying Additional Tax:
Mail a check or money order with an IA 1040-V Payment Voucher

Iowa Income Tax:
Document Processing
PO Box 9187
Des Moines IA 50306-9187



Iowa Tax Filing Guide

Here are detailed instructions for filing taxes in the state of Iowa.

Iowa Residents

If you are lived in Iowa for more than 183 days or your domicile (permanent) home was in Iowa for the entire year you are a a resident of Iowa. If you are a resident of Iowa who is younger than 65 you will need to file a Iowa income tax return if you are single and made over $9,000, if you are married and made over $13,500, or if you are a dependant and made more than $5,000. If you are a resident of Iowa that is older than 65 you will need to file an Iowa income tax return if you are single and made more than $24,000 or are married/head of household and made more than $32,000. To file an Iowa return use Form-1040 (attached below). For additional assistance see Form-1040 Instructions (attached below).

Related Tax Forms

  • Form-1040 - Iowa Individual Income Tax Form

Iowa Residents who lived in Iowa for part of the year

If you moved into or out of Iowa during the tax year you are a part-year resident of Iowa. Part year residents must file a tax return tax return if they earned more than $1000 of income from Iowa sources. Part year residents are taxed on their Iowa Net Income that includes all income earned during the time that the person was a resident of Iowa, regardless of where the income was earned, as well as income earned from Iowa sources during the period of non-residency. To file a part year return with Iowa fill out Form-1040 (attached below) using the amount of Iowa income calculated using Form-126 (attached below). When filing your return you will need to submit Form-1040, Form-126, and your federal return. For more information see Form-140 Instructions (attached below).

Related Tax Forms

  • Form-1040 - Iowa Individual Income Tax Form
  • Form-126 - Nonresident and Part-year Resident Credit

Iowa Residents who work in another state

If you are lived in Iowa for more than 183 days or your domicile (permanent) home was in Iowa for the entire year you are a a resident of Iowa. If you are a resident of Iowa who is younger than 65 you will need to file a Iowa income tax return if you are single and made over $9,000, if you are married and made over $13,500, or if you are a dependant and made more than $5,000. If you are a resident of Iowa that is older than 65 you will need to file a Iowa income tax return if you are single and made more than $24,000 or are married/head of household and made more than $32,000. To file an Iowa return use Form-1040 (attached below). For additional assistance see Form-1040 Instructions (attached below).

If you are an Iowa resident that works in another state you will be taxed on all income by Iowa regardless of where it was earned. However you maybe taxed by another state on income that was earned in that state. To avoid dual taxation on such income Iowa had an Out-of-State Credit. Schedule IA 130 (attached below) will allow you to compute the size of credit you will receive. To qualify for this credit file your return by attaching Schedule IA 130 to your Iowa return (filed using Form-1040, attached below), your other state’s return, and your federal return. For additional assistance see Form-1040 Instructions (attached below).

Related Tax Forms

Nonresidents who work in Iowa

If your domicile (permanent) home was not in Iowa for any part of the year you are a nonresident of Iowa. Nonresidents are not subject to Iowa lump-sum or minimum tax but will have to pay income tax and file an income tax return if they earned more than $1,000 of income from Iowa sources. Nonresidents of Iowa are taxed only on income that they received from Iowa sources. To file a nonresident return with Iowa fill out Form-1040 (attached below) using the amount of Iowa income calculated using Form-126 (attached below). When filing your return you will need to submit Form-1040, Form-126, and your federal return. For more information see Form-140 Instructions (attached below). Wages and salaries count as taxable income and must be reported. Make sure however to only include wages and salaries earned from Iowa sources.

Related Tax Forms

  • Form-1040 - Iowa Individual Income Tax Form
  • Form-126 - Nonresident and Part-year Resident Credit

Nonresidents who sold property in Iowa

If your domicile (permanent) home was not in Iowa for any part of the year you are a nonresident of Iowa. Nonresidents are not subject to Iowa lump sum or minimum tax but will have to pay income tax and file an income tax return if they earned more than $1,000 of income from Iowa sources. Nonresidents of Iowa are taxed only on income that they received from Iowa sources. To file a nonresident return with Iowa fill out Form-1040 (attached below) using the amount of Iowa income calculated using Form-126 (attached below). When filing your return you will need to submit Form-1040, Form-126, and your federal return. For more information see Form-140 Instructions (attached below). Rents and royalties from Iowa sources count as taxable income and must thus be reported.

Related Tax Forms

  • Form-1040 - Iowa Individual Income Tax Form
  • Form-126 - Nonresident and Part-year Resident Credit

Iowa Tax Forms


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