Under Florida law, the prosecution must disclose certain information to the defense if the defense demands discovery. This information includes:.Rule 3.220 - DISCOVERY (a) Notice of Discovery. Brady Material is evidence that is favorable to the defendant in a criminal trial and is material to either guilt or punishment. It is intended to be a quick reference for lawyers and judges on many recurring discovery problems. The following is a sample Notice of Discovery, filed pursuant to Rule 3.220, Florida Rules of Criminal Procedure. (a) Notice of Discovery. And ethical obligations of discovery in a criminal case, including the requirements of rule 3.220, and the principles established in Brady v. Government disclosure of material exculpatory and impeachment evidence is part of the constitutional guarantee to a fair trial. The Brady rule, named after Brady v.