Responding to a question at a news conference, India's Foreign Minister Sushma Swaraj cited an order by the country's central bank saying it did not allow trade using cryptocurrency.
Venezuela, whose oil output is falling under pressure from the U.S. sanctions, is offering discount on oil sales done in 'petro'.
Indian media earlier reported that Venezuela had offered as much as 30 percent discount on oil sales to Indian refiners provided they traded in 'petro'.