(B) Except as otherwise provided under divisions (C) and (D) of this section, an application to refund to the corporation the amount of taxes imposed under section
5733.06 of the Revised Code that are overpaid, paid illegally or erroneously, or paid on any illegal, erroneous, or excessive assessment, with interest thereon as provided by section
5733.26 of the Revised Code, shall be filed with the tax commissioner, on the form prescribed by the commissioner, within three years from the date of the illegal, erroneous, or excessive payment of the tax, or within any additional period allowed by division (C)(2) of section
5733.031, division (D)(2) of section
5733.067, or division (A) of section
5733.11 of the Revised Code. For purposes of division (B) of this section, any payment that the applicant made before the due date or extended due date for filing the report to which the payment relates shall be deemed to have been made on the due date or extended due date.
On the filing of the refund application, the commissioner shall determine the amount of refund to which the applicant is entitled. If the amount is not less than that claimed the commissioner shall certify the amount to the director of budget and management and treasurer of state for payment from the tax refund fund created by section 5703.052 of the Revised Code. If the amount is less than that claimed, the commissioner shall proceed in accordance with section 5703.70 of the Revised Code.