The county treasurers of the various counties of this state are hereby declared to be ex officio public administrators in their respective counties. Each public administrator shall, before he enters upon the duties of his office, take and file his official oath and execute and file an official bond, conditioned as the bonds of other county officers are, with two good and sufficient sureties, in a sum not less than $2,000: provided, that the probate court may, upon reasonable cause therefor shown, require at any time a new official bond, or an additional bond, to be given upon ten (10) days' notice in writing.
Idaho Code § 14-101