2311.2.2.1 Tanks storing waste oil.
FC § 2311.2.2.1
For tanks of a capacity of 500 gallons (1893 L) or less, the fill connection may be located indoors provided that discharge of vapor from the fill port is prevented from entering the building or structure during and after filling. An automatic spring-loaded vertical check valve in the fill line or other device designed to prevent vapors from escaping shall be provided. The fill line shall be capped immediately after filling.











