Customs duty exemptions specifying ad valorem duty rates and conditional concessions for a wide range of imported tariff items. Prescribes exemptions and effective ad valorem rates of basic customs duty and, where applicable, additional duty for goods in Chapters 1-99 by reference to a Table which pairs tariff entries with descriptions, standard rates, additional duty rates and condition numbers; concessions include nil or reduced duty for specified raw materials, parts, capital goods, medical and life saving supplies, renewable energy and project specific imports, and are subject to quantitative limits, purpose of import restrictions and Annexure conditions.