LogmendITA template checked 2026-11-10

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OSHA ITA and 300A dates

Two separate duties share the calendar: posting Form 300A at the workplace, and sending data to the ITA.

Have the log open? Drop it in and get both ITA files with the errors repaired.

Open the converter
DateWhatData yearSource
January 2, 2026ITA opened for 2025 data2025ITA FAQ
February 1, 2026Form 300A posted in the workplace by this date202529 CFR 1904.32(b)(6)
March 2, 2026Electronic submission due202529 CFR 1904.41(c), ITA page
April 30, 2026Form 300A stays posted until this date202529 CFR 1904.32(b)(6)
December 31, 2026Last day the ITA accepts 2025 data2025ITA FAQ
February 1, 2027Form 300A posted by this date202629 CFR 1904.32(b)(6)
March 2, 2027Electronic submission due202629 CFR 1904.41(c): March 2 of the year after the year covered
April 30, 2027Form 300A stays posted until this date202629 CFR 1904.32(b)(6)

Checked on 2026-11-10. OSHA had not yet published the opening date of the ITA for 2026 data on the pages read that day; in 2026 it opened on January 2. The 2027 dates above come from the regulation text, which fixes them by rule.

Short answers

When is OSHA 300A due in 2027?

Post the Form 300A summary by February 1, 2027 and keep it up until April 30. Electronic submission of 2026 data is due March 2, 2027 under 29 CFR 1904.41(c).

When does Form 300A have to be posted?

From February 1 to April 30 of the year after the year the records cover.

Sources

Read on 2026-11-10. OSHA can change these documents; the link is the authority. Logmend is an independent information tool. It is not affiliated with or endorsed by OSHA or the U.S. Department of Labor, and it is not tax, legal or professional advice.