No that’s not how it works, internet nowadays is a public place, just like a street/place is. Over 50% of social life nowadays is on the internet and its not provided by A provider, it a gigantic network of providers, governments and private people that make up the internet. And prohibiting access to that place (the isp is literally just a gatekeeper) is a violation of Freedom of speech, freedom of opinion and freedom of information.

Also a law requiring them to prohibit people from access is the government…