Kuala Lampur, Aug. 6 -- A father and son have been charged in Singapore over their alleged roles in a massive Goods and Services Tax (GST) "missing trader fraud" scheme involving about S$181 million (RM595 million) in fictitious sales, Singapore-based news outlet CNA reported yesterday.

The case centres on "missing trader fraud", where a seller collects GST on sales but does not pay the tax to Singapore's Inland Revenue Authority (IRAS). Other businesses in the supply chain continue to claim refunds for GST they say they paid on purchases - even though the tax was never remitted.

Singapore police said Derrick Yeo Wei Kin, 40, and his father, Yeo Kian Huat, 73, allegedly set up four shell companies and conducted sham transactions between...