Okay kiddo, so you know how sometimes when you watch movies or TV shows, they have to make sure that they don't say or do some things that are not allowed on TV? This is because there are rules that they have to follow when they broadcast things on TV or radio.
These rules are called broadcast laws. They are there to make sure that the things we see and hear on TV and radio are appropriate and safe for everyone to watch and listen to.
Broadcast laws cover a lot of things, like what kind of language and images are allowed, how much violence can be shown, and what kinds of advertisements can be aired.
If a TV or radio station breaks these rules, they can get in trouble and even get fined. That's why it's important for broadcasters to follow the law, so everyone can enjoy their shows and programs without worrying about inappropriate content.
So, in summary, broadcast law is like a set of rules that TV and radio stations have to follow to make sure that everything they broadcast is safe and appropriate for everyone to watch and listen to.