Reference Source

employee exposure records

For employee exposure records, regulation is 29 CFR 1910.1020; regulator / programme is OSHA; retention period is at least thirty (30) years; who it binds is each employer; exceptions and notes is background data to environmental monitoring need only be retained for one (1) year where summary data are kept 30 years; material safety data sheets need not be retained where a record of substance identity, where and when used, is kept 30 years, recorded from its source on 2026-08-11.

Regulation
29 CFR 1910.1020 verified
Regulator / programme
OSHA our reading
Record type
employee exposure records verified
Retention period
at least thirty (30) years verified
Who it binds
each employer
Exceptions and notes
background data to environmental monitoring need only be retained for one (1) year where summary data are kept 30 years; material safety data sheets need not be retained where a record of substance identity, where and when used, is kept 30 years
Sourceecfr.gov
Verified
Review by
DatasetHow long federal regulations require records to be kept: retention periods, what starts the clock, and who they bind

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Each employee exposure record shall be preserved and maintained for at least thirty (30) years, except that:

ecfr.gov, retrieved 2026-08-11

Source

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