Transportation of Dangerous Goods Regulations

1.3 (1) [Repealed, SOR/2020-23, s. 1]

(2) In these Regulations,

• (a) “must” is imperative and “may” is permissive;

• (b) the words “on”, “on board”, “in” or “by” are synonymous when they are associated with the defined terms aircraft, railway vehicle, road vehicle or vessel;

• (c) pressure expressed in kPa is gauge pressure unless designated as absolute pressure, except for vapour pressure, which is always absolute pressure;

• (d) [Repealed, SOR/2026-112, s. 1]

• (e) a symbol set out in column 1 of the following table represents the corresponding unit of measure set out in column 2:

  Column 1	Column 2
  Symbol	Unit of Measure
  Bq	becquerel
  °C	degree Celsius
  ft3	cubic foot
  g	gram
  h	hour
  Hz	hertz
  J	joule
  J/g	joules per gram
  kg	kilogram
  kBq/kg	kilobecquerels per kilogram
  km	kilometre
  km/h	kilometres per hour
  kPa	kilopascal
  L	litre
  L/kg	litres per kilogram
  LC	lethal concentration
  LD	lethal dose
  m	metre
  m3	cubic metre
  mg	milligram
  mg/kg	milligrams per kilogram
  mg/L	milligrams per litre
  mL	millilitre
  mL/m3	millilitres per cubic metre
  mm	millimetre
  mph	miles per hour
  MPa	megapascal
  mSv/h	millisieverts per hour
  µSv/h	microsieverts per hour
  µm	micrometre

• (f) the words “placard” and “label” refer, respectively, to any placard or label required by Part 4 and illustrated in the appendix to that Part or in Chapter 5.2 or 5.3 of the UN Recommendations;

• (g) the word “or” is used in the inclusive sense unless the associated text clearly indicates otherwise;

• (h) when a shipping document or a document is required, the requirement refers to

  • (i) the original shipping document or original document, or

  • (ii) a copy of the shipping document or document;

• (i) when it is necessary to convert between number of articles and net explosives quantity, one kilogram net explosives quantity must be counted as 100 articles and each 100 articles must be counted as one kilogram net explosives quantity;

• (j) when dangerous goods are in a means of containment, it is the minimum required means of containment if

  • (i) all other means of containment containing it are removed, the means of containment and the dangerous goods it contains would be in compliance with the Act and these Regulations for the purposes of offering for transport, handling or transport of dangerous goods, and

  • (ii) all other means of containment containing it and the means of containment itself are removed, some of the dangerous goods it contains would no longer be in a means of containment that is in compliance with the Act and these Regulations for the purposes of offering for transport, handling or transport of dangerous goods;

• (k) when the words “means of containment” are used, they refer to the minimum required means of containment unless the associated text clearly indicates otherwise;

• (l) the words “gross mass of all dangerous goods” in sections 1.15, 1.16, 1.21 and 1.22 refer to dangerous goods that require shipping documents or that are intended to be transported in accordance with those sections; and

• (m) if text, other than a shipping name, must, in accordance with these Regulations, be included on a document or displayed, the elements of that text may be written in upper or lower case letters, spelled or punctuated as those elements appear in 49 CFR, the UN Recommendations, the ICAO Technical Instructions or the IMDG Code.

(3) For the purposes of interpreting the provisions of a document that is incorporated by reference in these Regulations, in the French version of such a document, a reference to “numéro ONU” is to be read as a reference to “numéro UN”.