[Ichneumon]

Not exactly... The BATF sez Anyone who illegally possessed, manufactured, or transferred semiautomatic assault weapons or large capacity ammunition feeding devices before the bans sunset still have violated the law since their possession, manufacture, or transfer was illegal at the time.

...but in most cases, good luck to them trying to prove *when* the firearm was modified, unless you were actually caught in the act during the time the ban was in effect.

[packrat01]

good luck to them trying to prove *when* the firearm was modified, unless you were actually caught in the act

or, admit to it...

amnesty for myself and other normally good citizens who became criminals