Boiler & Pressure Vessel Safety

Boiler Registration Exemptions

VIRGINIA PRESSURE VESSEL GUIDE*
OBJECT APPLICATION EXEMPTION
Boiler Residence ALL
Boiler Apartment Building Less than 4 units
Boiler Heating/Process None
Boiler Hot Water Supply Less than 120 gal./200,000 BTU/hr input
Water Heater Hot Water Supply Less than 120 gal./200,000 BTU/hr input
Pressure Vessel Storage, Air Less than 8 cu. ft. (60 gal.)/175 psi set pressure
Pressure Vessel Potable/Industrial Water No steam coil/less than 300 psi
Temperature not exceeding 210°F
Pressure Vessel Air & Water Less than 120 gal.
Pressure Vessel AC/Refrigeration Less than 5 cu. ft./250 psi

* See Exemptions, listed in § 40.1-51.8 of the “Code of Virginia“, for the specific wording.