Idaho Code § 42-4406
The petitioners for formation of a levee district shall, at the time of the filing of the petition, file a bond with the clerk of the district court of the county in which the proposed district is to be located. The bond shall run to the state of Idaho and shall be in the penal sum of one thousand dollars ($1,000) with two (2) or more sureties, to be approved by the judge of the district court.
In case said district be not established, then all costs shall be collectible on such bond. Any person having a charge against said district shall have a right of action on such bond.
After the petition seeking formation of a levee district is filed with the clerk of said court, no petitioner shall be allowed to withdraw his name or land therefrom without tendering into court his pro rata share of all costs and expenses incurred by petitioners to the date of such withdrawal.
Idaho Code § 42-4406