Ariz. Rev. Stat. § 12-531
A. A person who has a cause of action for damages against a real estate appraiser for malpractice, negligence, an error, a mistake, an omission or a breach in connection with a real estate appraisal or an appraisal-related service, whether based in contract or tort, shall commence the action before the earlier of:
C. For the purposes of this section, "real estate appraiser" means any of the following: