Transportation of Dangerous Goods Regulations

2.1 A substance is dangerous goods when

• (a) it is listed by name in Schedule 1 and is in any form, state or concentration that meets the criteria in this Part for inclusion in at least one of the nine classes of dangerous goods; or

• (b) it is not listed by name in Schedule 1 but meets the criteria in this Part for inclusion in at least one of the nine classes of dangerous goods.