California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 16 - Control of Hazardous Substances
Article 107 - Dusts, Fumes, Mists, Vapors and Gases
- Section 5139 - Purpose
- Section 5140 - Definitions
- Section 5141 - Control of Harmful Exposure to Employees
- Section 5141.1 - Protection from Wildfire Smoke
- Appendix A to Section 5141.1 - Protection from Wildfire Smoke Measuring PM2.5 Levels at the Worksite (Mandatory if an Employer Monitors with a Direct Reading Instrument)
- Appendix B to Section 5141.1 - Protection from Wildfire Smoke Information to be Provided to Employees (Mandatory)
- Section 5142 - Mechanically Driven Heating, Ventilating and Air Conditioning (HVAC) Systems to Provide Minimum Building Ventilation
- Section 5143 - General Requirements of Mechanical Ventilation Systems
- Section 5144 - Respiratory Protection
- Appendix A to Section 5144 - Fit Testing Procedures (Mandatory)
- Appendix B-1 to Section 5144 - User Seal Check Procedures (Mandatory)
- Appendix B-2 to Section 5144 - Respirator Cleaning Procedures (Mandatory)
- Appendix C to Section 5144 - OSHA Respirator Medical Evaluation Questionnaire (Mandatory)
- Appendix D to Section 5144 - (Mandatory) Information for Employees Using Respirators When Not Required Under the Standard
- Section 5145 - Media for Allaying Dusts, Fumes, Mists, Vapors, and Gases
- Section 5146 - Internal Combustion Engine Exhaust Emission Control
- Section 5147 - Respiratory Protection for M. Tuberculosis
- Section 5148 - Prohibition of Smoking in the Workplace
- Section 5149 - Oxygen Deficiency
- Section 5150 - Ventilation and Personal Protective Equipment Requirements for Welding, Brazing and Cutting
- Section 5151 - Ventilation and Personal Protective Equipment Requirements for Abrasive Blasting Operations
- Section 5152 - Ventilation and Personal Protective Equipment Requirements for Grinding, Polishing, and Buffing Operations
- Section 5153 - Ventilation and Personal Protective Equipment Requirements for Spray Coating Operations
- Section 5154 - Ventilation and Personal Protective Equipment Requirements for Open-Surface Tank Operations
- Section 5154.1 - Ventilation Requirements for Laboratory-Type Hood Operations
- Section 5154.2 - Ventilation Requirements for Biological Safety Cabinets
- Appendix A - High Efficiency Particulate Air Filter Aerosol Test Protocol (Non-Mandatory)
- Appendix B - Start up and Shut down Procedure (Non-Mandatory)
- Section 5155 - Airborne Contaminants
- Section 5155 - Airborne Contaminants
Disclaimer: These regulations may not be the most recent version. California may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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