Customs duty revision for precious metals: revised rate applied to replenishment under export exhibition and branded jewellery schemes. The amendment substitutes the entries against Sl. No. 1, column (4) of notification No. 57/2000-Customs so that the prior duty entries for gold and silver imported under the replenishment facility for the Scheme for Export through Exhibitions, Export Promotion Tours and Export of Branded Jewellery are replaced by a single revised entry; the amendment is effected as a further amendment to the principal notification and comes into force on the stated commencement date.