Many crimes are prosecuted in federal court. Such cases include tax evasion, mail/wire fraud and healthcare fraud. Federal prosecutions could be separate and in addition to State prosecutions.
The federal courts commonly prosecute drug conspiracy and distribution cases. The laws affecting all types of federal prosecutions have been drastically changed by recent legislation and court decisions.
Lawyers appearing in State court proceedings are not necessarily experienced in federal court. Mr. Garland has appeared regularly in federal matters, at both the trial and court of appeal levels, for over 38 years.