Arizona Revised Statutes Title 9. Cities and Towns § 9-1141. Procedure for subdivision of private lands into townsite

A. An owner of a tract of land desiring to plat or subdivide it into tracts of twenty acres or less for the purpose of townsites, shall first have it surveyed and platted, showing lots, blocks or subdivisions, size of each lot, name and width of each street and width of alleys, and shall dedicate the streets, public grounds and alleys to the public use, sign the dedication and acknowledge it as a conveyance of real property, and file the plat in the office of the county recorder for record.

B. No property shall be described in a conveyance or other instrument by reference to any plat of a townsite, addition or subdivision, or any lot, block or parcel contained therein, unless the plat has been executed, acknowledged and recorded, as provided in this article.