Business India likely to file dispute at WTO if US rejects exemption on tariffs, say sources Updated : April 23, 2018 03:13 PM IST India recently requested exemptions, arguing that its exports of these products to the United States did not create a security concern for a country. Three senior officials said New Delhi would file a case citing discrimination with the WTO as a first course of action if the US did not grant the exemptions. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.