Arizona Revised Statutes Title 42. Taxation § 42-18266. Posting notice on the property

A. If the property to be conveyed is in an incorporated city or town, if it can be readily located and is reasonably accessible and if any notice sent by certified mail under § 42-18264 has not been delivered, the county treasurer or the treasurer's deputy shall place a sign on the property in a conspicuous place where the public is most likely to observe it.

B. The sign shall contain the words “this property is subject to foreclosure for delinquent taxes” and shall give notice of the method and date by which the owner may redeem the tax lien. The notice shall be in a form prescribed by § 42-18264.