Auto Trump lifts metal tariffs, delays auto levies Updated : May 18, 2019 11:46 PM IST The metal tariffs are linked to a broader free trade deal, the US-Mexico-Canada Agreement, which was signed in 2018. It replaced the North American Free Trade Agreement. 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.