Don't send cash. Payments of less than $1 aren't required. We charge a $20 fee on all returned checks.
Electronic payments. There's no fee when paying by ACH Debit. If you pay by credit card or e-check, our third-party provider charges a convenience fee. American Express, Discover, MasterCard, and Visa are accepted. For more information,visit our E-Pay page at tax.idaho.gov/epay.
Check payments. Make your check or money order payable to the Idaho State Tax Commission. Be sure to write your Social Security number on it and include it with your return. Don't staple your check to your return or send a check stub.