The nine justices ordered the qualified divestment by Jan. 19 of the California-based social media platform from Beijing-based ByteDance.

"There is no doubt that, for more than 170 million Americans, TikTok offers a distinctive and expansive outlet for expression, means of engagement, and source of community," read the key portion of the unsigned opinion.

"But Congress has determined that divestiture is necessary to address its well-supported national security concerns regarding TikTok's data collection practices and relationship with a foreign adversary," they said