Cal/OSHA Recordkeeping and Reporting The California Division of Occupational Health (Cal/OSHA) requires recordkeeping and reporting about safety in the workplace. Required records include the OSHA 300 Log and documents about safety hazard analysis, inspections, and accident investigations. Hazard-specific regulations such as asbestos, diving, mining, etc. also have additional recordkeeping requirements. Keeping track of recordkeeping requirements is a challenge. The OSHA 300 log is probably the most familiar to workers and employers. It records all work-related deaths along with injuries and illnesses that require more than first aid treatment. An annual summary of injuries and illnesses is required to be posted in the...