Reference Source

Arizona

For Arizona, governing body is Industrial Commission of Arizona, Department of Safety and Health, Boiler & Elevator Safety Sections; statute citation is Arizona Revised Statutes, Title 23. Labor, Article 11. Arizona Boiler Act , Sections 471 through 488; power boiler inspection interval is annual internal certificate inspection and an external inspection while under operating conditions; triennial (36-month) internal inspection and annual external inspection when fully attended by qualified attendants per Arizona Boiler Rule, R20-5-408(C); low-pressure boiler inspection interval is certificate inspection every two years; internal inspection where construction permits; accepted inspector types is Third party inspectors employed by National Board or ASME accredited companies and issued a special inspection certificate by the chief boiler inspector, accepted per A.R.S. 23-485, recorded from its source on 2026-08-05.

State
Arizona verified
Governing body
Industrial Commission of Arizona, Department of Safety and Health, Boiler & Elevator Safety Sections
Statute citation
Arizona Revised Statutes, Title 23. Labor, Article 11. Arizona Boiler Act , Sections 471 through 488. verified
Power boiler inspection interval
annual internal certificate inspection and an external inspection while under operating conditions; triennial (36-month) internal inspection and annual external inspection when fully attended by qualified attendants per Arizona Boiler Rule, R20-5-408(C)
Low-pressure boiler inspection interval
certificate inspection every two years; internal inspection where construction permits
Accepted inspector types
Third party inspectors employed by National Board or ASME accredited companies and issued a special inspection certificate by the chief boiler inspector, accepted per A.R.S. 23-485
Exemptions
Boilers, lined hot water heaters and pressure vessels regulated by the US government; boilers, lined hot water heaters and pressure vessels located in private residences, or apartment complexes less than six units; boilers, lined hot water heaters and pressure vessels operated on Indian reservations; lined (potable) hot-water heaters not exceeding 200,000 BTU/hr, 210°F, 120 gallons
Sourcenationalboard.org
Verified2026-08-05
Review by2027-08-05
DatasetUS boiler and pressure vessel inspection requirements by state

What the source says

Arizona Revised Statutes, Title 23. Labor, Article 11. Arizona Boiler Act , Sections 471 through 488. RULES FOR CONSTRUCTION AND STAMPING Construction:

nationalboard.org, retrieved 2026-08-05

Source

Last verified against source: 2026-08-05. Due for re-check by 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.