A federal judge has suggested the 13th Amendment to the U.S. Constitution may confer a right to abortion.
https://www.cnbc.com/2023/02/06/supreme-court-abortion-ruling-questioned-by-judge.html
Fine, in that case let’s extend it to a much more clear cut case and that would be various State governments forcing businesses to collect and keep track of sales taxes on behalf of government. If that’s not involuntary servitude I don’t know what is.