Section 9-5.001 of the United States Attorney's Manual describes the Department's policy for disclosure of exculpatory and impeachment information. Once your plea is filed following your arraignment, you can file a Notice of Discovery along with a Demand for Jury Trial.A Brady motion is a defendant's request that the prosecution in a California criminal case turns over any potentially "exculpatory" evidence. The first edition of this handbook was prepared in the fall of 1995. You must fill out and submit this form with each new action. Subdivision (d) reflects the change in nomenclature from a "Demand for Discovery" to the filing of a. "Notice of Discovery. The Brady rule, named after Brady v. Maryland, requires prosecutors to disclose material, exculpatory information in the government's possession to the defense. The State first questions the trial court's finding that the police report regarding the alleged rape of "Katrina Grant" was.