482112 — Short Line Railroads
Description
This U.S. industry comprises establishments known as short-line railroads primarily engaged in operating railroads for the transport of cargo over a short distance on local rail lines not part of a rail network (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Exclusions & Cross-References
- Operating street railroads, commuter rail, and urban rapid transit systems--are classified in Industry Group
- 4851, Urban Transit Systems;
- Operating scenic and sightseeing trains--are classified in Industry 487110, Scenic and Sightseeing
- Transportation, Land;
- Operating switching and terminal facilities as separate establishments--are classified in Industry 488210,
- Support Activities for Rail Transportation; and
- Operating railroads for the transport of passengers and/or cargo over a long distance--are classified in U.S.
- Industry 482111, Line-Haul Railroads.
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 4013 - Railroad Switching and Terminal Establishments (via SIC1987:4013→NAICS1997:482112→2002:482112→2007:482112→2012:482112→2017:482112→2022:482112)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC M1LB — OPERATION OF HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 482112 valid in 2022? ▾
Yes, 482112 is a valid 6-digit 2022 NAICS national industry code representing 'Short Line Railroads' under Sector 48-49 in the official classification index.
What is the SBA size standard for NAICS code 482112? ▾
The Small Business Administration (SBA) has established a small business size standard of 1,500 employees for NAICS code 482112 (Short Line Railroads), calculated based on employees.
What is the legacy SIC equivalent for NAICS 482112? ▾
According to official Census Bureau concordance tables, NAICS code 482112 (Short Line Railroads) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 4013 - Railroad Switching and Terminal Establishments.
Related Pages & Tools
Further regulatory reference links for NAICS code 482112:
- Sector 48-49 Directory Hub — List of related industries in the Transportation and Warehousing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 482112 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Short Line Railroads).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.