AS 18.60 Art. 3 boiler/pressure-vessel program. Enforced by DOLWD Mechanical Inspection Section, statewide, no municipal exemption. Verified on the primary source, re-checked weekly.
Power boilers inspected annually; low-pressure and hot-water boilers biennially (internal every 4 yrs); unfired vessels per department-set intervals; small residential units exempt.
Source: primary document
Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.
In force, nothing scheduled
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.
AS 18.60 Art. 3 boiler/pressure-vessel program. Power boilers inspected annually; low-pressure and hot-water boilers biennially (internal every 4 yrs); unfired vessels per department-set intervals; small residential units exempt.
DOLWD Mechanical Inspection Section, statewide, no municipal exemption.
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.
One address, every authority that can cite it, and a record of who saw what. Cancel anytime. Public pages stay free.