# The Radioactive Material (Road Transport) (Great Britain) Regulations 1996, Paragraph 5


A package containing individually not more than 1 kg of total plutonium, of which not more than 20% by mass may consist of plutonium-239, plutonium-241, or any combination of those radionuclides.

---
Source: https://www.legislation.gov.uk/uksi/1996/1350/schedule/8/paragraph/5 (the official version)
Page: https://openlegislation.uk/radioactive-material-road-transport-great-britain-regulations-1996/schedule-8/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.