Ariz. Rev. Stat. § 11-268
A. The board of supervisors, by ordinance, shall compel the owner, lessee or occupant of buildings, grounds or lots located in the unincorporated areas of the county to remove rubbish, trash, weeds, filth, debris or dilapidated buildings that constitute a hazard to public health and safety from buildings, grounds, lots, contiguous sidewalks, streets and alleys. Any such ordinance shall require and include:
3. That any person, firm or corporation that recklessly places any rubbish, trash, filth or debris on any private or public property located in the unincorporated areas of the county not owned or under the control of the person, firm or corporation:
E. Assessments that are imposed under subsection D of this section run against the property until they are paid and are due and payable in equal annual installments as follows:
J. For the purposes of this section: