WASHINGTON — The clamorous end to President Trump’s alliance with Elon Musk is increasing pressure on the White House over its signature legislation known as the “ One Big Beautiful Bill Act ” — a bill under intense scrutiny in the Senate that Musk wants killed over its price tag, but that Trump views as critical to the success of his presidency.

Here's what to know about the feud between Donald Trump and Elon Musk over the president's "Big Beautiful Bill."

U.S. President Donald Trump is not interested in talking with Elon Musk, a White House official said on Friday, signaling the president and his former ally might not resolve their feud over a sweeping tax-cut bill any time soon.