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12.11 A person may handle, offer for transport or transport by aircraft within Canada dangerous goods that are contained in geological core samples less than or equal to 100 mm in diameter if
(a) when the consignor is not the air carrier, the consignor notifies the air carrier of the presence of the core samples before offering them for transport;
(b) the core samples are transported in wooden core sample boxes that are wrapped in a sealed plastic or polyethylene bag or in a means of containment that is equally leak-proof;
(c) the core samples as well as the means of containment are secured to prevent movement during transport; and
(d) where the core samples contain radioactive material, they are contained in a means of containment in accordance with the Packaging and Transport of Nuclear Substances Regulations.