Transportation of Dangerous Goods Regulations (SOR/2001-286)

4.24 (1) For the purposes of special provision 34, the lithium battery mark, illustrated in the appendix to this Part, must indicate

• (a) “UN3090” for lithium metal cells or batteries;

• (b) “UN3480” for lithium ion cells or batteries; and

• (c) “UN3091” or “UN3481”, as appropriate, for lithium cells or batteries that are contained in, or packed with, equipment.

(2) When a means of containment contains lithium cells or batteries assigned to different UN numbers, all applicable UN numbers must be indicated on one or more marks.

(3) Subject to subsection (4), the mark must be at least 120 mm wide × 110 mm high and the hatching must be at least 5 mm wide.

(4) The dimensions of the mark may be reduced for a means of containment that is an irregular shape or size if

• (a) the mark is at least 105 mm wide × 74 mm high; and

• (b) every symbol, letter and number required on the mark is reduced proportionately.