What happens if you miss the OSHA 300A posting deadline?
Failing to post the 300A on time is an OSHA recordkeeping violation. Penalties are adjusted for inflation every January and run into the thousands of dollars per violation, with willful or repeated violations reaching six figures each. If you realize you're late, post it immediately and document when you did.
February 1 – April 30, 2027in 215 daysWho it applies to
Establishments with 11 or more employees that are not in a partially exempt, low-hazard industry. The summary must be posted even if there were zero recordable injuries for the year.
If you miss it
Failing to post is a recordkeeping violation. OSHA penalties are adjusted for inflation each January; serious and other-than-serious violations run into the thousands per violation, and willful or repeated violations can reach six figures each.
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Last verified Saturday, June 13, 2026 · General information for employers and HR teams, not legal advice.
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