Under Arizona law, death and certain other events/conditions need not be disclosed by a seller or lessor. According to A.R.S § 32-2156:
A. No criminal, civil or administrative action may be brought against a transferor or lessor of real property or a licensee for failing to disclose that the property being transferred or leased is or has been:
1. The site of a natural death, suicide or homicide or any other crime classified as a felony.