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Home > Regulations > GHS Labeling in the US (OSHA HCS, 29 CFR 1910.1200)

29 CFR 1910.1200

GHS labeling under OSHA's Hazard Communication Standard

For US chemical manufacturers and distributors working out what OSHA expects on GHS labels and safety data sheets. This page covers what you need to know and ways to avoid running into issues.

What we've seen reported

GHS labeling under OSHA's Hazard Communication Standard, 29 CFR 1910.1200, covers the labels and safety data sheets that travel with hazardous chemicals, updated in 2024 to align with Revision 7 of the GHS.1

Last updated October 2026 · General information only, not legal advice. Sources.

Who it covers
Chemical manufacturers, importers and distributors, and employers with hazardous chemicals at work, according to its text1
Applies from
July 19, 20241Updated labels: substances by May 19, 2026; mixtures by November 19, 20272
Region
United States1

What the rules cover

What the rules ask for

These are the label and safety data sheet elements OSHA's Hazard Communication Standard describes for GHS labeling, according to its text and the 2024 final rule, and who each falls on.1

RequirementWhere it applies
Product identifierManufacturers, importers and distributors: on the label, matching the safety data sheet.
Signal word ("Danger" or "Warning")One signal word per label, set by the hazard classification.
Hazard statementsEvery hazard statement for the classified hazards, as listed in Appendix C.
PictogramsThe red-bordered symbols for each classified hazard, as listed in Appendix C.
Precautionary statementsPrevention, response, storage and disposal wording, as listed in Appendix C.
Name, address and phone numberThe chemical manufacturer, importer or other responsible party.
Small containers (100 ml or less)A shortened label since the 2024 update, with full label information on the outer package.
Safety data sheetsManufacturers and importers: a 16-section safety data sheet for each hazardous chemical.

Where it goes wrong

Approved once. Then it drifts.

One approved set of product information ends up in many channels, markets and languages. Along the way it gets shortened, translated and reworded, and some versions end up without the warnings or details these rules require.

Approved onceIllustrative example

Heldan Clean 40 degreaser: "Danger", flame and corrosion pictograms, hazard and precautionary statements

  • Drum label · USDanger; flame and corrosion pictograms; full statements
  • Sample bottle (50 ml) · USDriftedProduct name only on the bottlePictograms and signal word missing
  • SDS portal · USSafety data sheet in the 2024 format
  • Distributor listing · USProduct page with label image and SDS link
  • Relabeled tote · USDriftedDistributor label lists one hazard statement of fourHazard statements missing
  • Website · US SpanishPeligro; pictogramas y frases de peligro "Danger; pictograms and hazard statements"

How Arbitr helps

So how do you manage chemical labels at scale, across every market and channel you operate in?

Manually review everything? Or do what modern teams do and use AI to check that what you publish matches what you approved.

Check everything manually?

  • Too much to check. More versions go out every week than anyone can read in every language.
  • Drift goes unseen. No way of knowing when an approved product information has changed.
  • Changes mean starting over. No easy way to re-check what's live when your approved rules, claims or terms change.

Let Arbitr do it for you

  • Scan what's live. Check everything you've already published against your approved rules, and find every label and safety data sheet missing an element your approved label carries.
  • See what needs attention. See each flagged version with the rule behind it, so your team decides what changes.
  • Check what comes next. Check new content against what you approved before it goes live, in every channel, market and language.

Approve once. Apply everywhere.

FAQ

Questions about GHS labeling under OSHA HCS

For your teams
Where do GHS label elements get lost between the drum and the customer?

Usually where the label is rebuilt rather than reprinted. The Hazard Communication Standard describes labels, safety data sheets and small-container labels,1 and we usually find gaps in:

  • sample and small-container labels
  • distributor relabels and totes
  • website and marketplace label images
  • older safety data sheets still linked online
  • Spanish-language labels and data sheets
What changes in our content when a chemical is reclassified?

More than the label. A new hazard class changes the signal word, statements and pictograms, so the safety data sheet, every label size, the website and distributor copies all need the same change. Keep the approved label set as the record, and our packaging and labels page shows how teams track the rest.

How should distributors keep relabeled containers in line with the original?

Work from the manufacturer's approved label set, not a retyped version. Relabeled totes and repacks are where statements get shortened to fit, so compare each new label with the original before it ships, and keep both on file with the date and the safety data sheet version they match.

How it applies to a specific label is a question for your legal adviser. Where that label appears across your markets and languages is a question Arbitr answers.

Which teams publish GHS labeling content?

Regulatory and product stewardship teams usually own the classification, but packaging, e-commerce, customer service and distributors all publish labels and data sheets. A short briefing for each, using your own labels, helps. Rules for other markets, such as the EU CLP Regulation, are on our product labeling hub.

About the rules
Did OSHA delay the 2024 Hazard Communication Standard update?

It extended the compliance dates, not the rule itself. OSHA's January 15, 2026 final rule moved each date by four months, so labels and safety data sheets for substances were due by May 19, 2026, and for mixtures by November 19, 2027.2,3

Which revision of GHS does OSHA HCS follow?

Revision 7, according to OSHA's final rule published May 20, 2024, which took effect on July 19, 2024. The rule describes the 2012 version of the standard as aligned with Revision 3.1

Is GHS labeling in the US the same as the EU CLP Regulation?

They share a base but are separate laws. Both draw on the UN's Globally Harmonized System; OSHA applies it in the US through the Hazard Communication Standard, according to its 2024 final rule,1 and the EU through its own CLP Regulation.

About Arbitr
What does Arbitr check?

Arbitr checks your content against the rules, claims and terms your team has approved, and reports where something doesn't match, by channel, market and language. It reports matches against your rules, not legal verdicts. What to do with each one stays with your team.