Over the past few decades, Japan-based automaker Toyota has spent billions of dollars to expand its manufacturing and assembly plants in the United States. Those plants now employ over 64,000 people across North America and have churned out millions of vehicles.

U.S. automakers worry that President Donald Trump’s agreement to tariff Japanese vehicles at 15% would put them at a competitive disadvantage, saying they will face steeper import taxes on steel, aluminum and parts than their competitors,

It is the most significant of a clutch of agreements Trump has bagged since unveiling sweeping global levies in April, though like other deals, exact details remained unclear.