NAICS Code 486210 — Pipeline Transportation of Natural Gas

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 48621 (Pipeline Transportation of Natural Gas).

Code	486210
Title	Pipeline Transportation of Natural Gas
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	$41.5 million in average annual receipts

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in the pipeline transportation of natural gas from processing plants to local distribution systems. This industry includes the storage of natural gas because the storage is usually done by the pipeline establishment and because a pipeline is inherently a network in which all the nodes are interdependent.

Is a business under 486210 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 486210 qualifies as a small business if it does not exceed $41.5 million in average annual receipts. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — receipts are averaged over the latest 5 fiscal years.

Where 486210 sits in the hierarchy

Level	Code	Title
Sector	48-49	Transportation and Warehousing
Subsector	486	Pipeline Transportation
Industry Group	4862	Pipeline Transportation of Natural Gas
NAICS Industry	48621	Pipeline Transportation of Natural Gas
National Industry	486210	Pipeline Transportation of Natural Gas

Related SIC codes

Via the official U.S. Census concordance (1987 SIC ↔ NAICS), shown only where the industry definition is unchanged in NAICS 2022.

SIC code	Title
4922	Natural Gas Transmission
4923	Natural Gas Transmission and Distribution

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.