https://arstechnica.com/tech-policy/2020/02/isps-sue-maine-claim-web-privacy-law-violates-their-free-speech-rights/

The broadband industry is suing Maine to stop a Web-browsing privacy law similar to the one killed by Congress and President Donald Trump in 2017. Industry groups claim the state law violates First Amendment protections on free speech and the Supremacy Clause of the US Constitution.