The Justice Department’s announcement of a $400 million settlement with TikTok and ByteDance over children’s privacy claims is a major federal enforcement event—and a clear signal that regulators continue to treat minors’ data practices as a top priority. By any measure, the size of the resolution places it among the most significant recent privacy outcomes involving a major consumer technology platform.

While the headline number is striking, the broader legal significance is what should command attention from counsel and compliance teams.