The doctrine of sovereign immunity no longer protects the wages of postal employees from garnishment. The traditional ban on garnishment on the grounds of immunity of the government from suit is no longer applicable to the United States Postal Service after the Postal Reorganization Act which created an independent federal agency amenable to suit.
Postal Employees Are Not Protected From Garnishment,
31 U. Miami L. Rev.
Available at: https://repository.law.miami.edu/umlr/vol31/iss2/10