North American Industry Classification System (NAICS) Canada 2012

2111 - Oil and gas extraction

This industry group 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 industry 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.

21111 - Oil and gas extraction

This industry 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 industry 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.

• Exclusion(s)

  • contract drilling for oil and gas (See 213111 Oil and gas contract drilling)
  • performing oil field services for operators, except contract drilling, on a contract or fee basis (See 213118 Services to oil and gas extraction)
  • recovering liquefied petroleum gases incidental to petroleum refining (See 324110 Petroleum refineries)
  • recovering helium from natural gas (See 325120 Industrial gas manufacturing)