The bill as written does not confiscate property owned lawfully prior to Oct 1 2018. It continues to be lawful so long as you comply with all federal rules.
They clearly thought of this, took the problem seriously, and wrote it to survive a lawsuit.
short of registering your parts and pieces how in the hell would they know when parts were purchased? and how would one register unserialized parts and pieces? this is even dumber than the fsa
md sucks worse and worse each and every year