Paragraph 1

The hazard warning sign to be affixed to a freight container or receptacle shall be that shown in column 3 of Part 1 of this Schedule for the classification of the explosives shown in the corresponding entry in column 2 of that Part, and the signs shall conform in form to those shown in the said column 3, except that the sign may show the class number in accordance with the IMDG Code and in the case of classes 1 and 7 must show the Class number. The background colour of the signs shall be orange, pictographs, numbers, letters and lines shall be black.