Major Group 49: Electric, Gas, and Sanitary Services (OSHA SIC Manual)
Reference listings for legacy four-digit industries classified under Major Group 49: Electric, Gas, and Sanitary Services (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 49
| Code | Industry Title | Division |
|---|---|---|
| 4911 | Electric Services | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4922 | Natural Gas Transmission | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4923 | Natural Gas Transmission and Distribution | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4924 | Natural Gas Distribution | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4925 | Mixed, Manufactured, or Liquefied Petroleum Gas Production and/or Distribution | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4931 | Electric and Other Services Combined | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4932 | Gas and Other Services Combined | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4939 | Combination Utilities, NEC | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4941 | Water Supply | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| 4952 | Sewerage Systems | 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 49 (Major Group 49: Electric, Gas, and Sanitary Services) 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 (14)
Frequently Asked Questions
What is the OSHA SIC Manual for Major Group 49? ▾
SIC Major Group 49 represents 'Major Group 49: Electric, Gas, and Sanitary Services' 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 49? ▾
There are 14 individual 4-digit SIC industries listed under Major Group 49 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 49 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 49? ▾
The legacy classifications under Major Group 49 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 49 and a NAICS sector? ▾
Major Group 49 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 49? ▾
Yes, financial researchers can query the SEC EDGAR database using the Major Group 49 classification to locate all reporting public companies operating in this economic segment.
Are the classifications in Major Group 49 uniform nationwide? ▾
Yes, Major Group 49 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 49? ▾
When classifying an establishment under Major Group 49 (Major Group 49: Electric, Gas, and Sanitary Services), 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
- U.S. Occupational Safety and Health Administration (OSHA): Standard Industrial Classification (SIC) Manual
- U.S. Census Bureau: North American Industry Classification System (NAICS) Manual
- U.S. Securities and Exchange Commission (SEC): SEC EDGAR Filer Standard Industrial Classification Codes
- U.S. Small Business Administration (SBA): Table of Small Business Size Standards
- Electronic Code of Federal Regulations (eCFR): 13 CFR Part 121 - Small Business Size Regulations
- U.S. General Services Administration (GSA): System for Award Management (SAM.gov) Unique Entity ID Guide
- Defense Logistics Agency: Defense Logistics Agency (DLA) CAGE Search and Registration
- United Nations Statistics Division: International Standard Industrial Classification of All Economic Activities (ISIC)
- Internal Revenue Service (IRS): Instructions for Schedule C (Form 1040) Principal Business Activity (PBA) Codes
- Acquisition.gov: Federal Acquisition Regulation (FAR) Part 19 - Small Business Programs