22.—(1) Subject to paragraph (2), where there is an immediate risk of injury to an individual arising out of the carriage of radioactive material, it shall be the duty of every person involved in the carriage of that radioactive material –
(a)immediately to notify the emergency services; and
(b)to provide the emergency services with such information as the emergency services may require.
(2) A person shall not be under the duty referred to in paragraph (1) where that person knows that the emergency services have been notified of the immediate risk in question.