Idaho Code § 39-2801A

There may be formed, under the provisions of this chapter, districts for the abatement of mosquitoes or other vermin of public health and welfare importance, in any area of the state from territory of one (1) or more counties, one (1) or more cities or towns, or any combination or portion thereof. No district shall contain noncontiguous areas except where a noncontiguous area of land consisting of not less than forty (40) contiguous acres, is separated from the district by public property owned by the federal, state or local government, such noncontiguous land may be included in the district by election or agreement of the private property owners. Any abatement district formed under this chapter, including an interim district formed under the provisions of section 39-2812, Idaho Code, shall be governed by the provisions of section 39-2804, Idaho Code.