This is exactly what all the governments want. They want to control all transactions. they want to be able to prosecute buyers and sellers to stop some illegal actions can be easy made using bitcoin. As Bitcoin is decentralized, They can't change Bitcoin, They only try to stop people using it. In any situation a day all of them will accept bitcoin as a global currency.
Currently, the crypto-currency is neither illegal nor legal in India
The government is considering the introduction of a regulatory regime for virtual or crypto-currencies, such as Bitcoin, that would enable the levy of the Goods and Services Tax on their sale.