kolkata Jewellery shops across the city remained shut on Monday to protest against the new gold hallmarking rules of the CentreThe reason is to protest against the governments arbitrary implementation of mandatory hallmarking of gold jewellery with HUID Hallmark Unique Identification Number said Bablu De a protestorHe reiterated that mandatory gold hallmarking a purity certification of the precious metal has come into force from June 16 in a phased mannerThe Jewellery shop owners have to register themselves on Bureau of Indian Standards BISs official websiteThe Jewellery shop owners will have to obtain a HUID a 6-digit code for every piece of hallmarked gold article they sell
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