A reclamation district as purchaser at said sale shall be entitled to the same rights as a private purchaser and may assign or transfer the certificate of sale upon the payment of the amount which would be due as redemption were it made by the owner. Such transfer shall be made by the president and secretary of the district on the duplicate certificate which shall be delivered by the county treasurer to the assignee. The assignee shall be required to pay a fee of one dollar for such duplicate certificate.