https://www.taxtmi.com/notifications?id=17508 Silicones under Tariff Item 15A are exempted from central excise duty to the extent that duty exceeds an ad valorem rate of twenty-five percent, provided they are manufactured from chlorosilanes on which central excise or additional customs duty has already been paid. en-us Fri, 03 Jan 1986 00:00:00 +0530 Sat, 25 Jul 2009 13:09:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/notifications?id=17508 Silicones under Tariff Item 15A are exempted from central excise duty to the extent that duty exceeds an ad valorem rate of twenty-five percent, provided they are manufactured from chlorosilanes on which central excise or additional customs duty has already been paid. Notifications Central Excise Fri, 03 Jan 1986 00:00:00 +0530 https://www.taxtmi.com/notifications?id=17508