Presenting his agenda to Wall Street and business leaders in New York, Trump promised to lower the corporate tax rate, cut regulations and conduct an audit of the federal government. It was in line with ideas floated by Musk, his billionaire backer. The centerpiece of his speech was a push to lower the corporate tax rate on products made in the United States to 15 percent. The move slashed the current 21 percent rate. The current rate was a key policy victory for Trump's 2017 tax code. Trump also vowed to create a task force to review federal spending, a proposal from Musk. Trump said the commission's mandate "is to conduct a comprehensive financial and performance audit of the entire federal government and make recommendations for sweeping reforms." " Because Elon is not very busy, he has agreed to lead the task force, "Trump said of hiring Musk.