Disputes will be settled in a court of arbitration, where major corporations maintain the right to sue governments that make unilateral changes to the law that affect their profits. This is a mechanism tobacco companies have used to extract compensation for laws restricting or banning smoking.
There have definitely been ISDS cases brought by tobacco companies over restrictions. Think Philip Morris sued Australia over advertising bans, or plan packets, something like that?
They also lost, big time. Which becomes the question. Suits have definitely been filed. But have the ‘baccy companies won any of them?