Indian rupee strengthened against the U.S. dollar on Monday amid weak dollar as the U.S. Supreme Court has struck down most of US President Donald Trump's global tariffs levied under the International Emergency Economic Powers Act, or IEEPA. The Court said that IEEPA does not authorize the president to impose tariffs. Besides, investors remained optimistic as the Commerce and Industry Minister Piyush Goyal has said that India is working to expand the preferential trade agreement (PTA) with the Latin American trade bloc - Mercosur to improve market access and grow investments on both sides. On the global front, Malaysian ringgit strengthened against U.S. dollar on Monday after U.S. dollar weakened against other major currencies in the Asian session.

Finally, the rupee ended at 90.89 (Provisional), strengthened by 5 paise from its previous close of 90.94 on Friday. The currency touched a high and low of 90.90 and 90.67 respectively.