ASME Boiler & Pressure Vessel Code construction and National Board registration for units since Nov 12, 1986; RSMo 650.200-650.295 and 11 CSR 40-2.010 to 40-2.060. Enforced by Division of Fire Safety, Boiler & Pressure Vessel Safety Program (Dept. of Public Safety). Checked on the primary source; the state record was last reviewed 2026-11-12.
Certificate inspections every one to two years depending on use; most objects are on a two-year cycle, and steam boilers over 15 psi need a biennial internal inspection. The owner is responsible for certificate inspections. DFS issues about 25,000 certificates yearly.
Source: primary document
Statewide layer. County and city amendments sit on top; confirm the local office for the address.
In force per the DFS page re-read Oct 21, 2026 (RSMo 650.200-650.295, 11 CSR 40-2.010 to 40-2.060; Nov 12, 1986 ASME threshold); no pending change described
There is no federal boiler certificate; the state program below is the whole obligation, with the ASME Boiler and Pressure Vessel Code and the National Board Inspection Code as the referenced standards.
These apply when the building has the equipment or fits the type named. The frequency is the standard one; your local official can set a stricter one, so confirm it for the address.
ASME Boiler & Pressure Vessel Code construction and National Board registration for units since Nov 12, 1986; RSMo 650.200-650.295 and 11 CSR 40-2.010 to 40-2.060. Certificate inspections every one to two years depending on use; most objects are on a two-year cycle, and steam boilers over 15 psi need a biennial internal inspection. The owner is responsible for certificate inspections. DFS issues about 25,000 certificates yearly.
Division of Fire Safety, Boiler & Pressure Vessel Safety Program (Dept. of Public Safety).
Nothing is scheduled. The rule above stays in force until the state adopts a newer edition or amends the program; AHJ Radar re-checks the source weekly.
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