NEW DELHI: New Delhi has proposed retaliatory duties against the United States at the World Trade Organization (WTO), saying Washington's 25 per cent tariff on automobiles and some auto parts would affect US$2.89 billion of India's exports, according to an official notification. "India reserves the right to suspend concessions or other obligations ... that are substantially equivalent to the adverse effects of the measure to India's trade," the statement said. According to the notification, the