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
·4612 Crude Petroleum Pipelines
·4613 Refined Petroleum Pipelines
·4619 Pipelines, Not Elsewhere Classified
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