Exculpatory evidence in its simplest form is any favorable evidence for a defendant in a criminal case that can be used to prove their innocence. In United States law per Brady v. Maryland, a defendant MUST be disclosed by prosecutors of ALL evidence they have before the defendant accepts a guilty or not guilty plea. This requirement falls under a constitutional right of due process for a defendant. Exculpatory evidence is significant because it guarantees a person will face criminal punishment only if they commit a crime. This might seem like common sense but prior to this requirement, innocent people were being charged with crimes simply because the prosecution opted out in sharing evidence that proved a defendant’s innocence. Understanding this right is crucial to your case and can be significant in a successful appeal if you were convicted.
In the State of Florida, under Fla.R.Crim. P. 3.220(b)(4), the right to exculpatory evidence is protected under A Notice of Discovery. This notice triggers a duty from the prosecution to provide your attorney and defense team all evidence they have collected including police reports, witness testimonies, and other documents. Attorneys in the state of Florida are required to take a course in understanding and upholding this procedure.
A violation of exculpatory evidence is more commonly referred to as a Brady violation (referring to Brady v. Maryland case). The 3 elements a defendant must show are that the evidence: