NAICS Code 211111

NAICS 211111

NAICS Code 211111 – Crude Petroleum and Natural Gas Extraction

Definition of NAICS Code 211111: This U.S. industry comprises establishments primarily engaged in

  1. The exploration, development and/or the production of petroleum or natural gas from wells in which the hydrocarbons will initially flow or can be produced using normal pumping techniques or
  2. The production of crude petroleum from surface shales or tar sands or from reservoirs in which the hydrocarbons are semisolids. Establishments in this industry operate oil and gas wells on their own account or for others on a contract or fee basis.
  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Cross Reference Guide for 211111

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Performing oil field services for operators on a contract or fee basis–are classified in Industry 21311, Support Activities for Mining;
  • Refining crude petroleum into refined petroleum and liquid hydrocarbons–are classified in Industry NAICS 324110, Petroleum Refineries; and
  • Recovering helium from natural gas–are classified in Industry NAICS 325120, Industrial Gas Manufacturing.

Other Index Entries for 211111

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Coal gasification at mine site
  • Coal liquefaction at mine site
  • Coal pyrolysis
  • Crude petroleum from oil sand
  • Crude petroleum from oil shale
  • Crude petroleum production
  • Gas, natural, extraction
  • Kerogen processing
  • Lease condensate production
  • Natural gas production
  • Natural gas, offshore production
  • Offshore crude petroleum production
  • Offshore natural gas production
  • Oil and gas field development for own account
  • Oil and gas field exploration for own account
  • Oil shale mining and/or beneficiating
  • Petroleum, crude, production (i.e., extraction)
  • Shale, oil, mining and/or beneficiating
  • Stripper well production
  • Tar sands mining

Insurance Conversion Table for NAICS Code 211111

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 1320NAICS 211111
  • CA WC: 1320
  • DE WC: 028
  • PA WC: 028
  • MI WC: 1320
  • NJ WC: 1320
  • NY WC: 1320
  • WY WC: 211111
  • GL: 46510, 98150, 98151
  • SIC: 1311

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 211111 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 21: Mining, Quarrying, and Oil and Gas Extraction
  • Subsector 211: Oil and Gas Extraction
  • Industry Group 2111: Oil and Gas Extraction
  • Industry 21111: Oil and Gas Extraction
  • 6 Digit Code(s) NAICS 211111: Crude Petroleum and Natural Gas Extraction
  • 6 Digit Code(s) NAICS 211112: Natural Gas Liquid Extraction
Other helpful NAICS Downloads

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NAICS Code 211111