NAICS Code 482112 — Short Line Railroads

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 2 national industries under 48211 (Rail Transportation).

Code	482112
Title	Short Line Railroads
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	1,500 employees

Official definition (2022 NAICS)

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.

Is a business under 482112 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 482112 qualifies as a small business if it does not exceed 1,500 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 482112 sits in the hierarchy

Level	Code	Title
Sector	48-49	Transportation and Warehousing
Subsector	482	Rail Transportation
Industry Group	4821	Rail Transportation
NAICS Industry	48211	Rail Transportation
National Industry	482112	Short Line Railroads

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
4013	Railroad Switching and Terminal Establishments

Related National Industry codes

• 482111 — Line-Haul Railroads

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.