488320 — Marine Cargo Handling
NAICS 488320 is 'Marine Cargo Handling', a 2022 U.S. national industry under Sector 48-49 (Transportation and Warehousing); the SBA small-business size standard is $47,000,000.
Description
This industry comprises establishments primarily engaged in providing stevedoring and other marine cargo handling services (except warehousing).
Exclusions & Cross-References
- Preparing freight for transportation (except warehousing)--are classified in U.S. Industry 488991, Packing
- and Crating;
- Operating general merchandise, refrigerated, or other warehousing and storage facilities--are classified in
- Subsector 493, Warehousing and Storage; and
- Operating docking and pier facilities--are classified in Industry 488310, Port and Harbor Operations.
Overview Facts
| NAICS Code | 488320 |
|---|---|
| Industry Title | Marine Cargo Handling |
| SBA Size Standard | $47,000,000 |
| IRS PBA Code | 488300 (rolled-up match) |
| Sectors Hierarchy | Sector 48-49 → 488 → 4883 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
NAICS Structure: 488320
National Industry
Sector (2)
48-49
Transportation and Warehousing
Subsector (3)
488
Support Activities for Transportation
Industry Group (4)
4883
Support Activities for Water Transportation
Industry (5)
48832
Marine Cargo Handling
National Industry (6)
488320
Marine Cargo Handling
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 4491 - Marine Cargo Handling (via SIC1987:4491→NAICS1997:48832→2002:488320→2007:488320→2012:488320→2017:488320→2022:488320)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 488320:
- 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.
- 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.
Related Industries in 4883
Frequently Asked Questions (FAQ)
Is 488320 a valid 2022 NAICS code?
NAICS 488320 is 'Marine Cargo Handling', a 2022 U.S. national industry under Sector 48-49 (Transportation and Warehousing); the SBA small-business size standard is $47,000,000.
What is the SBA size standard for NAICS 488320?
The SBA small business size standard for NAICS 488320 is $47,000,000 (based on receipts).
What is the legacy SIC code mapping for 488320?
NAICS code 488320 maps to the legacy 1987 SIC codes: 4491 - Marine Cargo Handling.