A panel of federal judges will hear TikTok’s case against the federal government’s threat to ban the app on Monday, as both sides face a fierce court battle over the app’s fate that’s expected to go to the Supreme Court before a ban or mandatory sale takes effect in January.

President Biden signed legislation that could ban TikTok into law in April, teeing up a countdown for the video-sharing app's sale.

In a historically unusual targeting of a single company for its Chinese ties, the TikTok law passed in April with a wave of support from both Democrats and Republicans before bein