https://www.taxtmi.com/notifications?id=16984 The notification exempts catalysts of the specified precious metals manufactured out of used or spent catalysts from excise duty to the extent that duty would exceed the amount calculated with reference only to the value of material, if any, added and the amount charged for such manufacture; "catalyst" includes compounds of those metals. en-us Sun, 01 Mar 1987 00:00:00 +0530 Wed, 22 Jul 2009 10:12:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/notifications?id=16984 The notification exempts catalysts of the specified precious metals manufactured out of used or spent catalysts from excise duty to the extent that duty would exceed the amount calculated with reference only to the value of material, if any, added and the amount charged for such manufacture; "catalyst" includes compounds of those metals. Notifications Central Excise Sun, 01 Mar 1987 00:00:00 +0530 https://www.taxtmi.com/notifications?id=16984