Appellants’ view that an individual cannot be subject to Commerce Clause regulation absent voluntary, affirmative acts that enter him or her into, or affect, the interstate market expresses a concern for individual liberty that seems more redolent of Due Process Clause arguments. But it has no foundation in the Commerce Clause. . . . The right to be free from federal regulation is not absolute, and yields to the imperative that Congress be free to forge national solutions to national problems, no matter how local–or seemingly passive–their individual origins.
From Judge Silberman’s opinion upholding the mandate. Interestingly, the word liberty does not appear in the majority opinion until the above-quoted passage on p. 34. Kavanaugh’s dissent doesn’t even mention it.