Idaho Code § 50-334: Abatement of nuisances.

Cities are empowered to declare what shall be deemed nuisances, to prevent, remove and abate nuisances at the expense of the parties creating, causing, committing or maintaining the same, to levy a special assessment as provided in section 50-1008, Idaho Code, on the land or premises whereon the nuisance is situated to defray the cost or to reimburse the city for the cost of abating the same, and this power shall extend three (3) miles beyond the city limits, provided however, that the expense of declaring, preventing, removing and abating nuisances outside the city limits shall rest with the city when the nuisance comes within the three (3) mile area by reason of expansion of city boundaries.