NAICS Code 485112 — Commuter Rail Systems
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 4 national industries under 48511 (Urban Transit Systems).
| Code | 485112 |
|---|---|
| Title | Commuter Rail Systems |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | $47 million in average annual receipts |
Official definition (2022 NAICS)
This U.S. industry comprises establishments primarily engaged in operating local and suburban commuter rail systems over regular routes and on a regular schedule within a metropolitan area and its adjacent nonurban areas. Commuter rail is usually characterized by reduced fares, multiple ride and commutation tickets, and mostly used by passengers during the morning and evening peak periods.
Is a business under 485112 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 485112 qualifies as a small business if it does not exceed $47 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 485112 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 48-49 | Transportation and Warehousing |
| Subsector | 485 | Transit and Ground Passenger Transportation |
| Industry Group | 4851 | Urban Transit Systems |
| NAICS Industry | 48511 | Urban Transit Systems |
| National Industry | 485112 | Commuter Rail Systems |
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 |
|---|---|
4111 | Local and Suburban Transit |
Related National Industry codes
485111— Mixed Mode Transit Systems485113— Bus and Other Motor Vehicle Transit Systems485119— Other Urban Transit Systems
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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.