# The Carriage of Dangerous Goods by Road and Rail (Classification, Packaging and Labelling) Regulations 1994, Paragraph 2


Each subsidiary hazard sign shall be in the form of a square set with its sides at an angle of 45° to the vertical.

---
Source: https://www.legislation.gov.uk/uksi/1994/669/schedule/2/paragraph/2 (the official version)
Page: https://openlegislation.uk/carriage-of-dangerous-goods-by-road-and-rail-classification-packaging-and-labelling-regulations-1994/schedule-2/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.