AS/NZS 3833, for storing mixed classes of dangerous goods together

AS/NZS 3833 covers storing more than one class of dangerous goods together, in packages or intermediate bulk containers, without full segregating walls between every class. A regulator names it directly. Which edition is currently in force, we were not able to confirm, so this page does not guess.

Last updated 2026-08-24

What it is

The title, confirmed verbatim in the same regulator document that cites it, is "The storage and handling of mixed classes of dangerous goods, in packages and intermediate bulk containers." An earlier AS/NZS 3833:1998 edition was superseded by AS/NZS 3833:2007.

In our own words: it sets out how a site can store several different dangerous-goods classes — flammables, corrosives, oxidisers and others — together in one area, in packaged or intermediate-bulk-container form, rather than requiring full physical segregation between every class. Relevant to any general-goods warehouse holding a mixed hazardous stock on ordinary racking.

The year we will not state

Several independent secondary sources point to a 2024 edition superseding the 2007 one. We were not able to reach a Standards Australia catalogue page directly to confirm that designation ourselves, and we are not willing to publish a year we could not independently verify.

So this page states what we can stand behind: the standard exists, its title is confirmed, and it has been superseded at least once before, from 1998 to 2007. If you need the current edition year for a compliance decision, that is exactly the kind of fact worth confirming against the publisher directly before you rely on it — see why we are not prepared to state a year we could not confirm.

The regulator citation, confirmed directly

This one we did confirm, in the same SafeWork NSW model Code of Practice used for the flammable-liquids standard it sits alongside in the same Code. In its corrosives section:

"Risks associated with storage and handling of corrosive substances and mixtures can be eliminated or minimised by observing the guidance in the following Australian Standards: AS 3780: The storage and handling of corrosive substances … AS/NZS 3833: The storage and handling of mixed classes of dangerous goods, in packages and intermediate bulk containers."

What we may not tell you

No segregation distance, class-compatibility rule or storage-quantity limit from AS/NZS 3833 appears anywhere on this site. For the general question of what storing more than one class of dangerous goods together actually requires as a process, and the classification that decides which class a substance falls into in the first place, those are separate pages worth reading alongside this one.

Why the missing year is worth reporting rather than guessing

It would be easy to write "AS/NZS 3833:2024" and move on — several reseller listings agree, and the number reads as settled. We have chosen not to, because the whole discipline of this reference is that a fact goes on the page only once we have checked it ourselves, and this is the one instance where that check did not succeed on the day we tried it.

The practical effect for a reader is small: the citation and the subject matter are solid either way, and a 2024 edition versus a 2007 one changes detail inside the document, not what the document is for. If the exact current edition matters for a specific compliance decision, that single fact is worth confirming directly against the Standards Australia catalogue before relying on it.

Common questions

What edition of AS/NZS 3833 is current?
We could not independently confirm this. Secondary sources point to a 2024 edition superseding the 2007 one, but we were not able to verify that designation directly against the publisher, so we do not state a current year here.
Does a regulator cite AS/NZS 3833?
Yes. A SafeWork NSW model Code of Practice names it verbatim in its corrosives section, alongside AS 3780, the standard for corrosive substances specifically.
Is AS/NZS 3833 the same as AS 1940?
No. AS 1940 covers flammable and combustible liquids specifically. AS/NZS 3833 covers storing several different dangerous-goods classes together in one place. A site can need either, or both.
Why does an unconfirmed edition year matter?
Because stating one we had not verified would be exactly the kind of drifted, secondhand claim this reference exists to avoid. A wrong year is a small error that looks like a checked fact, which is worse than an honest gap.

Sources

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