You might be able to bring a plastic fork or knife into court room.
Not a firearm which has to go through metal-detector, X-ray and who-knows-what-kind-of-future-things in fictional universe where you have FTL travel via space bending lanes and jumpgates, not to mention portable jumpdrives, cloaking devices and so on.
I am also interested which admin was considering your case. I do hope it is not an admin who is biased and roots for Congress.