Idaho Code § 25-303

When all cattle, other bovidae, captive cervidae, captive antilocapridae or camelidae in such county, counties, areas, or the entire state have been tested and the records of such test show the disease has been eradicated to a minimum of percent that the state division and federal department of agriculture in their regulations designate as free from disease, such county, counties, well-defined areas, or the entire state shall be designated as “tuberculosis free areas.”