Hazchem Signage

Updated: Aug 24

Who needs a Hazchem signage?

According to the Health and Safety at Work (Hazardous Substances) Regulations 2017, if you hold class 2, 3, 4, 5, 6 or 8 substances on site, that trigger the threshold for signage as per schedule 3 page 497 of hazardous substance regulation.

Why do I need it?

The Hazchem signage stating the hazardous substances are present in the area, the general type of hazard of each of them (there is a pictogram for each substances), and it describe the immediate response action that needs to be taken in an emergency to warn and advise the emergency services, visitors and you workers as well as the protection or precautionary measures they should take.

What to put on the sign?

Always have the word HAZCHEM, pictogram(s) of substances hold on site, emergency actions and for flammable or oxidizing substances precautions.

Where do I need to put it?

In general signage must be visible and needs to be positioned at every vehicular and pedestrian entrance to building and land. You must ensure that the Hazchem signage is positioned at each entrance to the room or compartment. You will need to put a Hazchem signage with the class type on every location with the right type of substances.

Where can I buy it?

DGC can now provide signs, simply send us an email at signs@dgcompliance.co.nz

DGC advice: It is important to buy quality signs, you will have to place signage outdoor and indoor, it needs to resist against rain, sun etc. every signage needs to be clear and easy to read in case of an emergency.

More information:

2.6 Signage requirements for general duty

Managing your Hazardous Substances - Signs / WorkSafe

Hazardous Substances Calculator


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