A $1.1 billion U.S. shale pipeline on Monday was denied an exclusion to the Trump administration's tariff on imported steel, the first such ruling on a major energy project since the tariff went into effect. Pipeline operator Plains All American Pipeline LP's request was denied because suitable product is available from domestic producers, the Commerce Department ruling said. The Trump administration this spring slapped a 25 percent tariff on imported steel and 10 percent on imported aluminum to safeguard U.S. jobs. It allowed companies to seek exemptions if metals were not available in sufficient quality, quantity ... (full story)