Registry · SIC Index

Major Group 44: Water Transportation (OSHA SIC Manual)

Reference listings for legacy four-digit industries classified under Major Group 44: Water Transportation (Division E: Transportation, Communications, Electric, Gas, and Sanitary Services) in the official public-domain OSHA SIC Manual. Select a code below for modern NAICS equivalents.

Legacy Industries under Major Group 44

Code Industry Title Division
4412 Deep Sea Foreign Transportation of Freight Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4424 Deep Sea Domestic Transportation of Freight Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4432 Freight Transportation on the Great Lakes - St. Lawrence Seaway Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4449 Water Transportation of Freight, NEC Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4481 Deep Sea Transportation of Passengers, Except by Ferry Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4482 Ferries Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4489 Water Transportation of Passengers, NEC Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4491 Marine Cargo Handling Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4492 Towing and Tugboat Services Division E: Transportation, Communications, Electric, Gas, and Sanitary Services
4493 Marinas Division E: Transportation, Communications, Electric, Gas, and Sanitary Services

💡 Sector Guidance

OSHA safety rules: Workplace safety inspections and recordkeeping log exemptions are often target-filtered using legacy Major Group 44 (Major Group 44: Water Transportation) classifications. If your facility performs mixed activities, identify the primary group representing the largest labor share to determine log requirements.

Legacy Industries in this Major Group (11)

4412 Deep Sea Foreign Transportation of Freight
4424 Deep Sea Domestic Transportation of Freight
4432 Freight Transportation on the Great Lakes - St. Lawrence Seaway
4449 Water Transportation of Freight, NEC
4481 Deep Sea Transportation of Passengers, Except by Ferry
4482 Ferries
4489 Water Transportation of Passengers, NEC
4491 Marine Cargo Handling
4492 Towing and Tugboat Services
4493 Marinas
4499 Water Transportation Services, NEC

Frequently Asked Questions

What is the OSHA SIC Manual for Major Group 44? ▾

SIC Major Group 44 represents 'Major Group 44: Water Transportation' under the official public-domain OSHA SIC Manual (1987 Standard Industrial Classification). It classifies business activities based on product outputs.

How many legacy industries belong to Major Group 44? ▾

There are 11 individual 4-digit SIC industries listed under Major Group 44 in our directory, matching the final 1987 OSHA SIC manual.

Is SIC still used by OSHA and regulatory agencies? ▾

Yes. OSHA safety recordkeeping regulations (29 CFR Part 1904) reference legacy SIC Major Group 44 codes to determine workplace safety log exemptions. Credit agencies (Dun & Bradstreet) and SEC EDGAR public filings also maintain active SIC records.

What is the modern 2022 NAICS equivalent for Major Group 44? ▾

The legacy classifications under Major Group 44 map to various modern 2022 NAICS industries. You can check individual four-digit code pages for exact concordance links.

What is the difference between Major Group 44 and a NAICS sector? ▾

Major Group 44 is a legacy 2-digit SIC category grouping by product output (what businesses sell), whereas modern NAICS sectors group establishments based on production processes (how businesses work).

Does the SEC EDGAR search support filtering by Major Group 44? ▾

Yes, financial researchers can query the SEC EDGAR database using the Major Group 44 classification to locate all reporting public companies operating in this economic segment.

Are the classifications in Major Group 44 uniform nationwide? ▾

Yes, Major Group 44 is part of the 1987 federal SIC standard and remains uniform nationwide for administrative and historical consistency.

How do I select the primary SIC code under Major Group 44? ▾

When classifying an establishment under Major Group 44 (Major Group 44: Water Transportation), identify the 4-digit industry representing the largest share of operating labor hours or gross revenue for OSHA and SEC EDGAR filing compliance.

Sources & References

  1. U.S. Occupational Safety and Health Administration (OSHA): Standard Industrial Classification (SIC) Manual
  2. U.S. Census Bureau: North American Industry Classification System (NAICS) Manual
  3. U.S. Securities and Exchange Commission (SEC): SEC EDGAR Filer Standard Industrial Classification Codes
  4. U.S. Small Business Administration (SBA): Table of Small Business Size Standards
  5. Electronic Code of Federal Regulations (eCFR): 13 CFR Part 121 - Small Business Size Regulations
  6. U.S. General Services Administration (GSA): System for Award Management (SAM.gov) Unique Entity ID Guide
  7. Defense Logistics Agency: Defense Logistics Agency (DLA) CAGE Search and Registration
  8. United Nations Statistics Division: International Standard Industrial Classification of All Economic Activities (ISIC)
  9. Internal Revenue Service (IRS): Instructions for Schedule C (Form 1040) Principal Business Activity (PBA) Codes
  10. Acquisition.gov: Federal Acquisition Regulation (FAR) Part 19 - Small Business Programs