Variant of NAICS 2017 Version 3.0 - Energy sector

E - Energy sector

This category comprises all NAICS codes that relate to energy industries.

This includes portions of the following sectors: 'Mining, quarrying, and oil and gas extraction' (NAICS 21), 'Utilities' (NAICS 22), 'Manufacturing' (NAICS 31-33) and 'Transportation and warehousing' (NAICS 48-49).

21i - E - Mining, quarrying and oil and gas extraction

This category comprises the portion of NAICS sector 21 'Mining, quarrying, and oil and gas extraction' that relates to energy industries.

211 - Oil and gas extraction

This subsector comprises establishments primarily engaged in operating oil and gas field properties. Such activities may include exploration for crude petroleum and natural gas; drilling, completing and equipping wells; operating separators, emulsion breakers, desilting equipment and field gathering lines for crude petroleum; and all other activities in the preparation of oil and gas up to the point of shipment from the producing property. This subsector includes the production of oil, the mining and extraction of oil from oil shale and oil sands, and the production of gas and hydrocarbon liquids, through gasification, liquefaction and pyrolysis of coal at the mine site.

212i - E - Mining and quarrying (except oil and gas)

This category comprises the portion of NAICS subsector 212 'Mining and quarrying (except oil and gas)' that relates to energy industries.

213i - E - Support activities for mining, and oil and gas extraction

This category comprises the portion of NAICS subsector 213 'Support activities for mining, and oil and gas extraction' that relates to energy industries.