Transportation of Dangerous Goods Regulations

4.10.1 (1) When a dangerous goods mark is required by this Part to be displayed on a small means of containment and the small means of containment is inside an overpack, the person who prepares the overpack must display

• (a) the word “Overpack” or “Suremballage”, in letters that are at least 12 mm high on a contrasting background, on at least one side of the overpack;

• (b) the information required by subsection (3) on one side of the overpack, if its capacity is less than 1.8 m³ (64 cubic feet); and

• (c) the information required by subsection (3) on two opposite sides of the overpack, if its capacity is greater than or equal to 1.8 m³ (64 cubic feet).

(2) Subsection (1) does not apply if the information described in subsection (3) is visible through the overpack.

(3) The information referred to in paragraphs (1)(b) and (c) is the following:

• (a) the shipping name and UN number of each of the dangerous goods contained in the overpack; and

• (b) any other dangerous goods marks required to be displayed on the small means of containment by this Part with respect to each of the dangerous goods contained in the overpack.

(3.1) For greater certainty, if any of the dangerous goods marks referred to in paragraph (3)(b) applies to two or more of the dangerous goods contained in the overpack, the mark is required to be displayed, for the purposes of paragraph (1)(b), only once on one side of the overpack and, for the purposes of paragraph (1)(c), only once on each of the two opposite sides of the overpack.

(4) When dangerous goods included in Class 7 are transported in an overpack and a label is required to be displayed by this Part, the overpack must be prepared in accordance with section 28 of the Packaging and Transport of Nuclear Substances Regulations, 2015.