NEW DELHI: GST authorities have issued show cause notices worth Rs 1 lakh crore to online gaming companies for tax evasion so far, a senior official said on Wednesday.The official, however, said there is no data yet of foreign gaming companies registering in India since October 1.The government has amended the GST law, making it mandatory for overseas online gaming companies to register in India from October 1.In August, the GST Council clarified that 28 per cent Goods and Services Tax (GST) would be levied on the full...