Washington D.C.
For Washington D.C., state is Washington D.C; governing body is Department of Buildings; statute citation is District of Columbia Code, Division 1, Title 2, Chapter 1, and DCMR Title 17, Chapter 4 and Title 12, Chapter 10E; power boiler inspection interval is annual internal inspections; low-pressure boiler inspection interval is annual external inspections (cast-iron boilers), recorded from its source on 2026-08-05.
- State
- Washington D.C.
- Governing body
- Department of Buildings verified
- Statute citation
- District of Columbia Code, Division 1, Title 2, Chapter 1, and DCMR Title 17, Chapter 4 and Title 12, Chapter 10E verified
- Power boiler inspection interval
- annual internal inspections verified
- Low-pressure boiler inspection interval
- annual external inspections (cast-iron boilers)
- Accepted inspector types
- Department inspectors conduct all first inspections regardless of insurance status. For subsequent inspections, commissioned insurance company inspectors verified
What the source says
Governing body: The Department of Buildings administers inspections under District of Columbia Code, Division 1, Title 2, Chapter 1, and DCMR Title 17, Chapter 4 and Title 12, Chapter 10E. Authorized inspector types: Department inspectors conduct all first inspections regardless of insurance status. For subsequent inspections, Washington, D.C., accepts commissioned insurance company inspectors. Inspection frequency: High-pressure steam boilers require annual internal inspections. Low-pressure cast-iron boilers require annual external inspections.
— chardonlabs.com, retrieved 2026-08-05
Source
- chardonlabs.comhttps://www.chardonlabs.com/resources/commercial-boiler-inspection-regulations-by-state/