This week, state companies Indian Oil Corp. and Bharat Petroleum Corp. secured supplies from the United States, Brazil, and Middle Eastern producers for September-October delivery, Bloomberg reported.

Ahead of his summit with Vladimir Putin, Donald Trump indicated that his tariffs on India might have influenced Russia's to reach the negotiation table.

Indian rupee options markets suggest traders aren't too anxious about Friday's meeting between the presidents of the U.S. and Russia, with near-term implied volatility at its lowest this month and option pricing showing no bias toward rupee weakness.