(1)  In these regulations, a reference to –

(a) a Packing Group of dangerous goods is a reference to the Packing Group to which the goods are assigned under subregulation (2) ; and

(b) a Packing Group by number is a reference to the number of the Packing Group to which the goods are assigned.

(2)  Dangerous goods (except dangerous goods of Class 1, 2 or 7) are assigned to a Packing Group if the goods –

(a) are assigned to the Packing Group in column 5 in Appendix 2 to the ADG Code; or

(b) are assigned to the Packing Group in a Special Provision of the Code applying to the goods; or

(c) satisfy the criteria in column 9 in Appendix 2 to the ADG Code for assignment to the Packing Group; or

(d) are determined under regulation 15(e) to be assigned to the Packing Group; or

(e) satisfy the UN dangerous goods tests and criteria for assignment to the Packing Group.