Which says your bank is not allowed to keep your business secret. Congress passed this act about 40 years ago and it has been expanded to allow the US government to demand information about your business from just about any "financial institution" in the world.

Notice in the warrant that authorized these raids, the principal's banks and their Bank of America account numbers are now in the public record!

This is called Bank Secrecy and in case you haven't made the connection, this is doublethink as described by George Orwell. 1984 is here!