Iowa Code § 423.50

1. Only one remittance of tax per return is required.

2. All remittances shall be remitted electronically.

3. Electronic payments may be made either by automated clearinghouse credit or automated clearinghouse debit. Any data accompanying a remittance must be formatted using uniform tax type and payment codes approved by the governing board established pursuant to the agreement. An alternative method for making same-day payments shall be determined under rules adopted by the director.

4. The department shall adopt a standardized process for the remittance of tax payments. The procedure shall have the capability of processing multiple payments and simplified returns by affiliated entities, certified service providers, or tax preparers. The process adopted pursuant to this subsection is subject to the approval of the governing board.