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This information is provided free of charge by the Department of Industrial Relations from its web site at www.dir.ca.gov. These regulations are for the convenience of the user and no representation or warranty is made that the information is current or accurate. See full disclaimer at https://www.dir.ca.gov/od_pub/disclaimer.html.
 
Division 1. Department of Industrial Relations
Chapter 4. Division of Industrial Safety

Subchapter 20. Tunnel Safety Orders

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* Chapter 1431, Statutes of 1945, transferred jurisdiction over industrial safety orders from the Industrial Accident Commission to the Division of Industrial Safety.

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