OSHA 300A Posting Requirements: Feb 1-Apr 30 Compliance Checklist
Step-by-step checklist for OSHA 300A posting requirements, locations, signatures, and retention windows.
Updated February 28, 2026
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1 min read
Reviewed by: SafetyRegulatory Editorial Team
Regulation check: February 28, 2026
Next scheduled review: August 28, 2026
Employers required to keep OSHA injury logs must post Form 300A from February 1 through April 30 in a conspicuous area at each establishment.
What This Guide Covers
- Who the rule or process applies to.
- Exact deadlines and trigger points.
- Documents you should keep ready before an inspection or filing.
- A practical action checklist you can apply immediately.
Action Checklist
- Confirm applicability by worksite type, NAICS, and worker count.
- Assign one accountable owner and one backup owner.
- Use a written checklist and keep completion evidence.
- Calendar recurring deadlines and review dates.
- Keep sources and last verification date in the file.
Sources and Updates
This page is maintained against OSHA and BLS primary sources. Re-check dates and directives before final decisions.