NAICS Code 221210 — Natural Gas Distribution
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 22121 (Natural Gas Distribution).
| Code | 221210 |
|---|---|
| Title | Natural Gas Distribution |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | 1,150 employees |
Official definition (2022 NAICS)
This industry comprises: (1) establishments primarily engaged in operating gas distribution systems (e.g., mains, meters); (2) establishments known as gas marketers that buy gas from the well and sell it to a distribution system; (3) establishments known as gas brokers or agents that arrange the sale of gas over gas distribution systems operated by others; and (4) establishments primarily engaged in transmitting and distributing gas to final consumers.
Is a business under 221210 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 221210 qualifies as a small business if it does not exceed 1,150 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.
Where 221210 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 22 | Utilities |
| Subsector | 221 | Utilities |
| Industry Group | 2212 | Natural Gas Distribution |
| NAICS Industry | 22121 | Natural Gas Distribution |
| National Industry | 221210 | Natural Gas Distribution |
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 |
|---|---|
4923 | Natural Gas Transmission and Distribution |
4924 | Natural Gas Distribution |
4925 | Mixed, Manufactured, or Liquefied Petroleum Gas Production and/or Distribution |
4931 | Electric and Other Services Combined |
4932 | Gas and Other Services Combined |
4939 | Combination Utilities, Not Elsewhere Classified |
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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.