CAN ULC-S603.1-2017-REV1 2019

This National Standard of Canada covers requirements for external corrosion protection systems on steel non-pressure tanks that are used for the underground storage of flammable liquids and combustible liquids. These external corrosion protection systems are intended to be installed, operated and maintained in accordance with the manufacturer’s instructions.These requirements cover external corrosion protection systems for steel tanks manufactured in accordance with the applicable requirements of CAN/ULC-S603, Standard for Steel Underground Tanks for Flammable and Combustible Liquids, which are used for the underground storage of flammable liquids and combustible liquids that are compatible with the materials of construction.