YouTube now requires marking whether your content is kid-safe or not
(Android Central)

The changes will help make YouTube compliant with COPPA. What you need to know YouTube creators now have to classify their channel or videos as `made for kids` or `not made for kids` worldwide. The change comes after a settlement the video site made with the FTC and NY Attorney General to make it compliant with COPPA. If you fail to set your audience accurately, you could `face compliance issues with the FTC or other authorities.` There are some new changes coming to YouTube for creators which will require you to set the audience for your channel or videos as either `made for kids` or `not made for kids.` This comes as a result of a settlement with the U.S. Federal Trade Commission and NY Attorney General to ensure compliance with the Children`s Online Privacy Protection Act (COPPA). It`s important to note that even though the settlement took place on U.S. soil, this will affect all YouTube creators worldwide. Going forward, YouTube creators now have to decide if their channel ...