The US response counters that the law addresses national security concerns, not speech, and that TikTok’s Chinese parent company ByteDance is not able to claim First Amendment rights here.

The filing details concerns that ByteDance could, and would, comply with Chinese government demands for data about US users or yield to pressure to censor or promote content on the platform, senior justice department officials said in a briefing.

“The goal of this law is to ensure that young people, old people and everyone in between is able to use the platform in a safe manner,” a senior justice department official said.

“And to use it in a way confident that their data is not ultimately going back to the Chinese government and what they’re watching is not being directed by or censored by the Chinese government.”

The response argues that the law’s focus on foreign ownership of TikTok takes it out of the realm of the First Amendment.

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