Can a criminal case be heard under a new law?

I moved your question to Criminal Defense, instead of Federal, since I think you are referring to the new laws enacted by the Virginia General...

I moved this question from Federal Criminal Law to general Criminal Defense since it is unclear if this is a federal crime you are charged...

It depends on the judge and the prosecutor involved, as well as what happens on that date. To be clear, a subpoena is an order from the court and...

STET dismissed among attorneys request. Will judge still consider the defendants record clean if crime committed again?

It's unclear from your question whether the charge has been expunged. If the charge was dismissed via nolle prossequi and subsequently expunged...