Section 2(19) in The Aircraft (Carriage Of Dangerous Goods) Rules, 2003
(19)[ "UN number" means the four-digit number assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods and on the Globally Harmonised System of Classification and Labelling of Chemicals to identify an article or substance or a particular group of articles or substances;] [Substituted by Notification No. G.S.R. 275(E), dated 25.2.2016 (w.e.f. 7.3.2003).]
