 What is the Chevron Doctrine? Why should people be concerned about it? And what did we hear from the court this year? What was the Chevron Doctrine? What was the Chevron Doctrine? You know, I thought this was a little technical, but Barbara Streisand recently tweeted about it. But you know Babs is tweeting about it. Thank you, Babs, wherever you happen to be. Chevron Deference was a decision from 40 years ago where the Supreme Court held that when Congress enacts laws, it delegates a lot of authority to administrative agencies.