MRP based excise duty: notification amends tariff entries, abatement rates and deletes certain table serials under excise law. Amendment to the MRP-based excise duty schedule updates Notification No. 49/2008 by inserting new tariff entries and abatement rates for condensed milk, tea extracts and certain beverages, substituting specified table entries and descriptions, and deleting four serial numbers; enacted under section 4A(1) and (2) of the Central Excise Act to adjust abatement rates and tariff classifications for MRP-based excise assessment.