Iowa Code § 468.554: Liability of treasurer — reports.

The treasurer shall stand charged on the treasurer’s official bond with all bonds so delivered to the treasurer and the proceeds thereof. The treasurer shall report under oath to the board, at each first regular session thereof in each month, a statement of all such bonds sold or exchanged by the treasurer since the treasurer’s last report and the date of such sale or exchange and when exchanged a description of the indebtedness for which exchanged.