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HazCom Deadline 2026: What Employers Must Update by November 20

Writer: VLG Safety Desk
VLG Safety Desk
16 hours ago
5 min read

On November 20, 2026, every employer that uses hazardous chemicals hits the first deadline under OSHA's updated Hazard Communication Standard, not just the companies that make them. If your in-house labels, written program or training no longer match the new safety data sheets landing at your dock, you have three weeks to close the gap. Here's the checklist.

Most of the attention on OSHA's 2024 HazCom update went to chemical manufacturers, but part of it is yours. HazCom was also the No. 2 most-cited standard in OSHA's preliminary FY2026 Top 10, with 1,961 violations, according to the National Safety Council. That's reason enough to spend an afternoon on your program before the date passes.

How we got here

OSHA published the updated Hazard Communication Standard (29 CFR 1910.1200) on May 20, 2024. It took effect July 19, 2024 and aligns the standard primarily with Revision 7 of the UN's Globally Harmonized System (GHS). The compliance dates were staggered. Then on January 15, 2026, OSHA pushed every one of them back four months.

Here are the dates now in paragraph (j) of the standard, as shown in the current eCFR text:


Who

Substances

Mixtures

Chemical manufacturers, importers, distributors

May 19, 2026

November 19, 2027

All employers (as necessary): update alternative workplace labeling, the HazCom program, and training for newly identified hazards

November 20, 2026

May 19, 2028


Until those dates, paragraph (j)(4) lets everyone comply with the 2012 version, the 2024 version, or both. After November 20, that "either one" option ends for employer updates tied to substances.

What the November 20 requirement actually says

Read 1910.1200(j)(2)(ii) slowly, because the wording matters. For substances, all employers must, "as necessary":

  1. Update any alternative workplace labeling used under paragraph (f)(6).

  2. Update the hazard communication program required by paragraph (h)(1).

  3. Provide any additional employee training under paragraph (h)(3) for newly identified physical, health or other hazards.

The key phrases are as necessary and newly identified. You aren't being told to relabel the building. You're being told to keep your own labels, written program and training in step with the updated hazard information your suppliers are now sending. Since the manufacturers' substance deadline was May 19, many updated safety data sheets and shipped-container labels should already be in your building. The question is whether anyone has compared them with what you're doing in-house.

A practical checklist for the next three weeks

1. Reconcile your chemical list against current SDSs

Your written program has to include a list of the hazardous chemicals known to be present, using a product identifier that matches the safety data sheet (1910.1200(e)(1)(i)). Pull that list and check the revision date on each SDS. For anything revised since mid-2024, look at Section 2 (hazard identification) for new or changed hazards. Those changes drive everything else.

If a supplier hasn't sent an updated SDS and you need one, ask for it in writing. Manufacturers and importers have to provide one on request (1910.1200(g)(6)(iv)).

2. Look hard at your secondary-container labels

Paragraph (f)(6) gives employers two choices for in-house containers. You can use the full shipped-container label elements, or you can use the product identifier plus words, pictures or symbols that give at least general hazard information, backed up by the rest of your program. If you use the second option and an SDS now lists a new hazard, your in-house labels may need to change.

While you're in the tool crib, also check:

  • Original labels stay on. Don't remove or deface labels on incoming containers unless the container is immediately re-marked ((f)(9)).

  • Labels must be legible and in English. You may add other languages alongside the English ((f)(10)). Crews that read Spanish first are also well served by bilingual safety labels on area signs.

  • The portable-container exemption is narrow. It covers only containers filled from a labeled container for the immediate use of the person who did the transfer ((f)(8)). The squirt bottle that lives on the cart for a week doesn't qualify.

3. Update the written program, not just the binder cover

Make sure the program still describes how you meet the labeling, SDS and training requirements. Check that it covers non-routine tasks and unlabeled pipes ((e)(1)(ii)). If contractors work on your site, confirm the multi-employer provisions are current ((e)(2)): how contractors get SDS access, what precautions they need to know, and how your labeling system works.

4. Train on what's new, and on how to read it

Training under (h)(3) must cover the physical and health hazards of the chemicals in the work area, including simple asphyxiation, combustible dust, pyrophoric gas and hazards not otherwise classified. It also has to explain shipped-container labels, your workplace labeling system, and how to find and use the SDS. If a chemical picked up a new hazard, a five-minute toolbox talk at the point of use beats a slide deck in the break room.

5. Confirm SDS access on every shift

SDSs must be readily accessible during each work shift ((g)(8)). Electronic access is fine only if it creates no barriers. Ask your night shift to pull up a specific SDS without help.

Where area signs fit, and where they don't

Here's a point that gets muddled on the shop floor: HazCom container labels and area hazard signs are two different tools. HazCom label elements are a fixed set: product identifier, signal word, hazard statements, pictograms and precautionary statements, and HazCom uses only two signal words, "Danger" and "Warning." Facility signs follow OSHA's accident prevention sign rules (29 CFR 1910.145), and ANSI Z535-style signs add the familiar DANGER, WARNING, CAUTION and NOTICE headers.

A wall sign doesn't replace the label on a drum. Paragraph (f)(7) does let employers use signs, placards or similar materials instead of labels on individual stationary process containers, but the sign has to identify which containers it covers and carry the information (f)(6) requires. A generic hazard sign on its own usually won't meet that.

What a good area sign does is warn everyone walking into a space, including contractors, visitors and the new hire who hasn't opened an SDS yet, before they're close enough to read a container label. For example:

For benzene, carbon monoxide, nitrogen, propane, asbestos and more, see our full line of chemical hazard labels.

For other high-severity area warnings, you can also browse all of our danger labels.

To be clear, VLG doesn't sell GHS pictogram container labels. These are area and equipment hazard signs that support your HazCom program. They aren't part of the label set your chemical suppliers are required to provide.

The bottom line

November 20 isn't a relabel-everything deadline. It's a "make your program match the new information" deadline. Reconcile your SDSs, fix any in-house labels that no longer tell the whole story, update the written program, and train people on what changed. Then walk the floor and check that your area signs still match what's stored there.

VLG labels are printed in house in Kenai, Alaska, on premium low-shrinkage calendered vinyl with an industrial strength adhesive, and they're Printed in the USA. Bulk and custom orders are available; minimums apply, so request a quote.

Mark your chemical storage and process areas: shop our chemical hazard labels.

This article is general safety guidance, not legal advice. Requirements depend on your chemicals, industry and location, and State Plan states may differ. Always check the current text of 29 CFR 1910.1200 on the eCFR and consult a qualified safety professional or counsel about your specific workplace.

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