483211 — Inland Water Freight Transportation
Description
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) (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Exclusions & Cross-References
- Providing deep sea transportation of cargo to and from foreign ports--are classified in U.S. Industry
- 483111, Deep Sea Freight Transportation;
- Providing water transportation of cargo in coastal waters or on the Great Lakes System--are classified in
- U.S. Industry 483113, Coastal and Great Lakes Freight Transportation; and
- Renting or leasing commercial boats (including vessel supply services), without crew--are classified in U.S.
- Industry 532411, Commercial Air, Rail, and Water Transportation Equipment Rental and Leasing.
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 4449 - Water Transportation of Freight, NEC (via SIC1987:4449→NAICS1997:483211→2002:483211→2007:483211→2012:483211→2017:483211→2022:483211)
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 V115 — Vessel Freight
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 483211 valid in 2022? ▾
Yes, 483211 is a valid 6-digit 2022 NAICS national industry code representing 'Inland Water Freight Transportation' under Sector 48-49 in the official classification index.
What is the SBA size standard for NAICS code 483211? ▾
The Small Business Administration (SBA) has established a small business size standard of 1,050 employees for NAICS code 483211 (Inland Water Freight Transportation), calculated based on employees.
What is the legacy SIC equivalent for NAICS 483211? ▾
According to official Census Bureau concordance tables, NAICS code 483211 (Inland Water Freight Transportation) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 4449 - Water Transportation of Freight, NEC.
Related Pages & Tools
Further regulatory reference links for NAICS code 483211:
- 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 483211 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Inland Water Freight Transportation).
- 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.