Iowa Return Mailing Addresses

The Iowa Department of Revenue provides a mailing address for submitting Form IA 1040, Iowa Individual Income Tax Return, along with any required payment, payment voucher, schedules, forms, and supporting documentation.

Return Mailing Address

Mail your completed Iowa individual income tax return to:

• Iowa Income Tax – Document Processing
  P.O. Box 9187
  Des Moines, IA 50306-9187

Payments

• Make checks or money orders payable to the Iowa Department of Revenue.
• If you are mailing a payment with your return, include Form IA 1040V, Payment Voucher, with your payment.
• Electronic payment options are also available through GovConnectIowa.

Important Notes

• Include all required schedules, forms, supporting documentation, and a copy of your federal income tax return.
• Assemble your return in the following order:
  1. Check or money order (if applicable)
  2. Form IA 1040V, Payment Voucher
  3. Forms W-2 and 1099
  4. Form IA 1040
  5. Iowa schedules, forms, and supporting documentation
  6. Copy of your complete federal income tax return
  7. Copies of any other applicable state tax returns
• Do not staple Form IA 1040 or any supporting documentation.
• Electronic filing and electronic payment generally provide faster processing than mailing a paper return.

Source:

• 2025 IA 1040 Expanded Instructions

Disclaimer: Always verify mailing addresses and filing instructions with the official Iowa Department of Revenue website or current tax forms. For the most accurate and up-to-date information, consult the Iowa Department of Revenue’s official resources.