2022 NAICS national industry in sector 48-49 Transportation and Warehousing
483111 Deep Sea Freight Transportation
NAICS 483111 is the US industry code for deep sea freight transportation. This U.S.
- Code
- 483111 (2022 NAICS)
- Title
- Deep Sea Freight Transportation
- Part of
- Deep Sea, Coastal, and Great Lakes Water Transportation
- SBA small business limit
- Up to 1,050 employees
- Closest UK SIC
- 50100 (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This U.S. industry comprises establishments primarily engaged in providing deep sea transportation of cargo to or from foreign ports.
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Establishments primarily engaged in providing deep sea transportation of cargo to and from domestic ports are classified in U.S. Industry 483113, Coastal and Great Lakes Freight Transportation.
Activities listed under 483111
The Census index assigns these 5 activities to this code. If your business matches one, this is your code.
- Deep sea freight transportation to or from foreign ports
- Freight transportation, deep sea, to or from foreign ports
- Ship chartering with crew, deep sea freight transportation to or from foreign ports
- Shipping freight to or from foreign ports, deep sea
- Transporting freight to or from foreign ports, deep sea
SBA size standard for 483111
To count as a small business for SBA loans and federal contracts under NAICS 483111, your business (including affiliates) must not exceed 1,050 employees. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 5012), so treat them as a starting point and check the definition.
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.