There is no "US law" there are 45+ pending or passed pieces of state legislation, along with the federal Kids Online Safety Act (KOSA) that's yet to be passed.

There is no "US law" there are 45+ pending or passed pieces of state legislation, along with the federal Kids Online Safety Act (KOSA) that's yet to be passed. The PACs that push the one specific law you're talking about also push laws in other states, and federally, that are very, very different and draconian.