Major Group 46: Pipelines, Except Natural Gas

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Major Group 46: Pipelines, Except Natural Gas

This major group includes establishments primarily engaged in the pipeline transportation of petroleum and other commodities, except natural gas. Pipelines operated by petroleum producing or refining companies and separately reported are included. Establishments primarily engaged in natural gas transmission are classified in Industry 4922.

Industry Group 461: Pipelines, Except Natural Gas

Major Group 45: Transportation By Air

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Major Group 45: Transportation By Air

This major group includes establishments engaged in furnishing domestic and foreign transportation by air and also those operating airports and flying fields and furnishing terminal services. Establishments primarily engaged in performing services which may incidentally use airplanes (e.g., crop dusting and aerial photography) are classified according to the service performed.