India is looking to bar most private cryptocurrencies when it introduces a new bill to regulate virtual currencies in the winter session of Parliament, the government said late on Tuesday.The government will allow only certain cryptocurrencies to promote the underlying technology and its uses, according to a legislative agenda for the winter session that is set to start later this month.Through the Cryptocurrency and Regulation of Official Digital Currency Bill, 2021, India is also looking to make a framework for the official digital currency that will be issued by the Reserve Bank of India.The central bank has voiced “serious concerns” about private cryptocurrencies and is set to launch its own digital currency by December.Bitcoin, the world’s biggest cryptocurrency, is hovering around $60,000, and its price has more than doubled since the start of this year, attracting hordes of local investors.No official data is available but industry estimates suggest there are 15 million to 20 million crypto investors in India, with total crypto holdings of around 400 billion rupees ($5.39 billion).cnbc.com