Trump's team was "in no way" authorized to use the song, Petty's estate said in a statement released on the singer's Twitter page. Petty, who died in 2017 at age 66, wrote the song for the common man and would not have approved of its use in Trump's campaign, the estate said.
"We want to make it clear that everyone is free to vote as they like, think as they like, but the Petty family doesn't stand for this," the statement said. "We believe in America and we believe in democracy. But Donald Trump is not representing the noble ideals of either."
The singer's family said they sent a cease and desist letter to the Trump campaign to prevent any further use of Petty's music.
Read the full story on NBCNews.com