I absolutely report all of my cryptocurrency that the government would need to break PKI to trace back to me. I would never violate laws that I could rely on never being caught violating.
Using the duress password could potentially be charged as destruction of evidence. If you can refuse to enter a password long enough for it to auto wipe before a judge orders you to unlock it you could avoid the danger of legal consequences. No destruction of evidence and no contempt of court.
I absolutely report all of my cryptocurrency that the government would need to break PKI to trace back to me. I would never violate laws that I could rely on never being caught violating.