[3] The final regulations were published on 27 January 2020 and took effect 2 September 2020, with a one-year grace period before the beginning of enforcement.
It also requires privacy policies and controls to be presented in a manner that is clear and accessible to children, including prohibiting dark patterns.
It specifies design standards for any information society services (ISS, which includes websites, software and apps, and connected toys) that are likely to be used by a person under the age of 18 and is based in or serves users within the United Kingdom.
TikTok stated that it will not send push notifications to children during the evening and nighttime hours, while YouTube stated that it would treat all videos "made for kids" (a designation introduced in 2020 following a ruling and fine under the U.S. Children's Online Privacy Protection Act)[11][12] under the assumption they were being viewed by a child, including disabling autoplay, personalization, targeted advertising, and social features.
[13][14][12] In March 2023, a complaint was filed against YouTube alleging violations of the Code, as the service can track children via devices shared by multiple users.