Reference Source

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
Sourcechardonlabs.com
Verified2026-08-05
Review by2027-08-05
DatasetUS boiler and pressure vessel inspection requirements by state

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

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.