Electricity, Gas, Water and Waste Services

**Exclusions/References:** - Units mainly engaged in - (a) treating natural gas to produce purified natural gas or liquefied hydrocarbon gases, or operating natural gas absorption or separation plants, are included in Class 0700 Oil and Gas Extraction; - (b) manufacturing liquefied petroleum gas in conjunction with petroleum refining are included in Class 1701 Petroleum Refining and Petroleum Fuel Manufacturing; - (c) construction, repair or maintenance of gas mains are included in Class 3109 Other Heavy and Civil Engineering Construction; - (d) wholesaling liquefied petroleum gas in bottles or bulk (except through a mains system) are included in Class 3321 Petroleum Product Wholesaling; and - (e) operating pipelines for the transportation of gas are included in Class 5021 Pipeline Transport. **Primary Activities:** - Coal gas distribution through mains system - Fuel gas distribution through mains system - Liquefied petroleum gas distribution through mains system - Liquefied petroleum gas reforming for distribution through mains system - Natural gas distribution through mains system