Ariz. Admin. Code § R20-5-431
Code cases approved for use by ASME are allowed to be used in the design, fabrication and testing of Boilers, Lined Hot Water Heaters, and Pressure Vessels provided approval from the boiler chief is obtained prior to use.
New Section made by final rulemaking at 15 A.A.R. 1496, effective August 18, 2009 (Supp. 09-3). Amended by final rulemaking at 28 A.A.R. 3952 (December 30, 2022), with an immediate effective date of December 7, 2022 (Supp. 22-4).