The Foundation of Workplace Safety: Understanding 29 CFR 1904
In the realm of construction safety and industrial compliance, few things carry as much weight—or as much potential for liability—as the OSHA recordkeeping process. While HazCom programs often take center stage in safety discussions, the documentation of injuries and illnesses under 29 CFR 1904 is the primary tool federal and state inspectors use to gauge a company’s safety culture.
The Occupational Safety and Health Administration (OSHA) requires most employers with more than 10 employees to keep a standardized set of records documenting serious work-related injuries and illnesses. These records serve three primary purposes. First, they allow employers to analyze their own operations to find and fix hazards. Second, they provide OSHA with data to target inspections and resources. Third, they ensure workers have access to information about the hazards they face.
Failure to maintain these records accurately is not just a clerical error; it is a violation that carries significant legal and financial consequences. For 2026, a "Serious" violation carries a maximum penalty of $16,550, while "Willful" or "Repeated" violations can skyrocket to $165,514 per instance. If an inspector finds a pattern of misrepresenting injury data, they may apply these fines per individual entry on the log. To see how these costs compare to your annual revenue, you can use our /tools/fine-calculator to model potential exposure.
This guide provides an exhaustive breakdown of the Form 300, 301, and 300A, the criteria for recordability, and the technological solutions available to ensure zero-defect compliance.
1. Who Must Keep Records: Size and Industry Exemptions
Not every company is required to maintain the 300 Log. OSHA provides exemptions based on two criteria: company size and industry classification.
The "Small Employer" Exemption
Under 29 CFR 1904.1, if your company had 10 or fewer employees at all ti