GHS Label Requirements: The Complete Guide for 2026

Decoding the GHS Label

The GHS label is the primary vehicle for communicating chemical hazards to the workforce. With the 2024/2026 update to the Hazard Communication Standard, OSHA has aligned with GHS Revision 7, refining the requirements for these critical labels. While the visual core—the pictogram and the red diamond—remains, the regulatory details regarding small containers and updated hazard statements are essential for compliance.

The Six Mandatory Elements

Every hazardous chemical container must display these six elements:

1. Product Identifier: The name or code matching the SDS.
2. Signal Word: "Danger" (severe) or "Warning" (less severe). Only one appears.
3. Hazard Statements: Standardized phrases describing the hazard (e.g., "Extremely flammable aerosol"). Rev 7 updates these for specific classes like desensitized explosives.
4. Pictograms: The symbol inside a red diamond frame.
5. Precautionary Statements: Measures for safe handling, storage, and disposal. The 2026 update includes revised medical response instructions.
6. Supplier Identification: Name, address, and phone number of the chemical manufacturer, importer, or other responsible party.

The 2026 Small Container Exemptions

The new rule introduces explicit labeling relief for small containers, a major win for construction sites handling kits and testers.

1. The 100ml Rule

For containers ≤ 100ml: If full labeling is infeasible, the immediate container may omit hazard and precautionary statements.

• Required: Product Identifier, Pictogram, Signal Word, Manufacturer Name/Phone.
• Required: A statement that full information is on the outer package.

2. The 3ml Rule (Very Small Containers)

For containers ≤ 3ml:

• Required: Only the Product Identifier.
• Condition: The full label must be on the outer packaging, which must state that the small container is to be stored inside when not in use.

Secondary Container Labeling

GCs often transfer chemicals into spray bottles or buckets. These "secondary containers" must be labeled unless they are under the direct control of the user and intended for immediate use.

• Best Practice: Use pre-printed GHS workplace labels.
• Risk: An unlabeled bottle is a top citation magnet.

Review your site's labeling system by November 20, 2026, to ensure alignment with these updated standards.

Related: GHS Label Generator · Container Size Matcher · Print Compliant Labels