Storage Tank Systems for Petroleum Products and Allied Petroleum Products Regulations

18 Any reference to a standard in this section is a reference to the version of that standard that exists at the time of the certification. Equipment used for automatic tank gauging referred to in subparagraphs 16(a)(i) and 17(1)(a)(ii) must have an alarm located at a place of work where it can be readily heard and seen and must bear a certification mark certifying conformity with one of either

• (a) ULC/ORD-C58.12, Leak Detection Devices (Volumetric Type) for Underground Flammable Liquid Storage Tanks or CAN/ULC- S675.1-14, Standard for Volumetric Leak Detection Devices for Underground and Aboveground Storage Tanks for Flammable and Combustible Liquid, whichever was the most recent at the time the storage tank system was manufactured, or

• (b) CAN/ULC- S675.2-14, Standard for Non Volumetric Precision Leak Detection Devices for Underground and Aboveground Storage Tanks and Piping for Flammable and Combustible Liquids or ULC/ORD-C58.14, Non Volumetric Leak Detection Devices for Underground Flammable Liquid Storage Tanks, whichever was the most recent at the time the storage tank system was manufactured.