> But... Why on earth do the people filing an administrative subpoena not have to notify the interested parties too?
Generally they do - with some notable exceptions being if you're a non-citizen and you're no longer in the US, and it's either a criminal investigation or related to intelligence or national security.
Generally they do - with some notable exceptions being if you're a non-citizen and you're no longer in the US, and it's either a criminal investigation or related to intelligence or national security.