NAICS Code 483211 — Inland Water Freight Transportation

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 2 national industries under 48321 (Inland Water Transportation).

Code	483211
Title	Inland Water Freight Transportation
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	1,050 employees

Official definition (2022 NAICS)

This U.S. industry comprises establishments primarily engaged in providing inland water transportation of cargo on lakes, rivers, or intracoastal waterways (except on the Great Lakes System).

Is a business under 483211 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 483211 qualifies as a small business if it does not exceed 1,050 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 483211 sits in the hierarchy

Level	Code	Title
Sector	48-49	Transportation and Warehousing
Subsector	483	Water Transportation
Industry Group	4832	Inland Water Transportation
NAICS Industry	48321	Inland Water Transportation
National Industry	483211	Inland Water Freight Transportation

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
4449	Water Transportation of Freight, Not Elsewhere Classified
4499	Water Transportation Services, Not Elsewhere Classified

Related National Industry codes

• 483212 — Inland Water Passenger Transportation

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.