(1) Subject to regulation 14 (Default classification of explosives), the classification of an explosive must be worked out by an independently verified test carried out in accordance with the UN Test Manual.
(2) If the classification of an explosive for these regulations is worked out by a test under subregulation (1), the classification only applies when the explosive—
(a) is packaged (or not packaged) as it was when tested; and
(b) is in the form it was in when tested.