eFile & Pay

Enter Efile and Pay icon Enter eFile & Pay to File Your Iowa Business Taxes

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Contact Information

Monday-Friday, 8 a.m. to 4:15 p.m. CT

eFile & Pay

1-866-503-3453 (Iowa only) or 515-281-8453 (outside Iowa) or e-mail.

Iowa Tax Law

1-800-367-3388 (Iowa, Omaha, Rock Island, Moline) or 515-281-3114 (outside Iowa) or e-mail.

E-Mail Policy

Our response to your request may include confidential tax information. To protect your privacy, you must authorize the Department to transmit this information by e-mail. Please reply to the three questions below. We will respond to your request only after your authorization is received.

  1. Do you authorize the Iowa Department of Revenue to e-mail the confidential information you may request?
  2. To what e-mail address do you want us to send confidential information?
  3. Do you acknowledge that e-mail transmissions are not always secure?