Wis. Admin. Code ch. SPS 341 Boilers and Pressure Vessels; active permit to operate required for each boiler and pressure vessel, except boilers in one- or two-family dwelling units. Enforced by DSPS Division of Industry Services boiler program (certified state inspectors); authorized insurance-company service agents may inspect and issue the permit to operate; a state inspector may inspect once a permit has been expired 30 days or longer. Checked on the primary source; the state record was last reviewed 2026-11-12.
DSPS page: equipment registers before operating (installer submits SBD-6314-E; owner registers through eSLA). Renewal cycles: power boilers annual; heating boilers and pressure vessels every 3 years. DSPS or its agent inspects before renewal, including standby boilers; insurance inspections are separate.
Source: primary document
Statewide layer. County and city amendments sit on top; confirm the local office for the address.
In force; DSPS inspection guidelines (read Oct 24, 2026: power boilers 1-year permit to operate, other boilers and vessels 3 years) and pending-rules list (read Oct 19, 2026): no pending SPS 341 rule listed
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.
Wis. Admin. Code ch. SPS 341 Boilers and Pressure Vessels; active permit to operate required for each boiler and pressure vessel, except boilers in one- or two-family dwelling units. DSPS page: equipment registers before operating (installer submits SBD-6314-E; owner registers through eSLA). Renewal cycles: power boilers annual; heating boilers and pressure vessels every 3 years. DSPS or its agent inspects before renewal, including standby boilers; insurance inspections are separate.
DSPS Division of Industry Services boiler program (certified state inspectors); authorized insurance-company service agents may inspect and issue the permit to operate; a state inspector may inspect once a permit has been expired 30 days or longer.
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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