https://www.taxtmi.com/caselaws?id=96041 Imported brass dross was treated as copper dross because copper predominated by weight, and classification followed the predominant metal principle. A supplier's certificate showed 74.49% copper and did not establish the presence or proportion of zinc, so the goods were classified under sub-heading 2620.30 as containing mainly copper. On that basis, the exclusion in Serial No. 6 of Notification No. 493/86-Cus. applied, and the goods were not eligible for concessional duty under the notification. en-us Wed, 08 Nov 2000 00:00:00 +0530 Fri, 16 Dec 2011 17:39:49 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=96041 Imported brass dross was treated as copper dross because copper predominated by weight, and classification followed the predominant metal principle. A supplier's certificate showed 74.49% copper and did not establish the presence or proportion of zinc, so the goods were classified under sub-heading 2620.30 as containing mainly copper. On that basis, the exclusion in Serial No. 6 of Notification No. 493/86-Cus. applied, and the goods were not eligible for concessional duty under the notification. Case-Laws Customs Wed, 08 Nov 2000 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=96041