Confrontation Clause Ruling To Be Applied Prospectively Only
In Melendez–Diaz v. Massachusetts, the United States Supreme Court ruled that a chemical test report submitted by a state laboratory analyst is testimonial in nature. As a result, in all criminal prosecutions, the Commonwealth must call the analyst who tested the substance to testify in court that the substance in fact is an illegal drug.
The analyst’s presence is necessary to satisfy the requirements of the Confrontation Clause of the Constitution.
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