Ariz. Rev. Stat. § 36-602
B. A city or county may prescribe by sanitary ordinance or regulation a procedure for making the actual cost of this removal or abatement, including the actual costs of any additional inspection and other incidental costs in connection with the removal or abatement, an assessment on the lots and tracts of land on which the nuisance, source of filth or cause of sickness was abated or removed, subject to the following: