An Owner, Operator, or User shall remove from service a Boiler, Lined Hot Water Heater, or Pressure Vessel that does not bear an ASME stamp unless a variance is requested under R20-5-429.

Historical Note

Repealed effective April 12, 1979 (Supp. 79-2). New Section adopted effective April 9, 1992 (Supp. 92-2). R20-5-418 recodified from R4-13-418 (Supp. 95-1). Amended effective October 9, 1998 (Supp. 98-4). Amended 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).