(a) A producer who has paid an assessment in accordance with §23.105 of this subchapter (relating to Collection of Assessments), may obtain a refund of the amount paid by filing an application for refund with the secretary-treasurer within 60 days after the date of assessment. The application must be on a form prescribed by the Council and accompanied by proof of payment of the assessment.(b) The timeliness of an application for refund shall be based on the applicable postmark date or the date actually received by the Council, whichever is earlier.(c) Provided that the assessment has been remitted to the Council by the commodity process point, the secretary-treasurer shall pay the refund to the producer before the 11th day of the month following the month in which the application for refund and proof of payment are received.