Excise exemption amendment: addition of Potassium Penicillin G First Crystals to the notified exempted goods list under tariff rules. Amendment to the tariff notification inserts Potassium Penicillin G First Crystals as a new entry in the Table of exempted goods, expanding miscellaneous excise exemptions by adding that specific pharmaceutical substance to the notified schedule through a textual insertion after the existing Sl. No. 4.