Bullcoming v. New Mexico

OPINION OF THE COURT

[564 U.S. 651]

Justice Ginsburg

delivered the opinion of the Court, except as to Part IV and footnote 6.†

In Melendez-Diaz v. Massachusetts, 557 U.S. 305, 129 S. Ct. 2527, 174 L. Ed. 2d 314 (2009), this Court held that a forensic laboratory report stating that a suspect substance was cocaine ranked as testimonial for purposes of the Sixth Amendment’s Confrontation Clause. The report had been created specifically to serve as evidence in a criminal proceeding. Absent stipulation, the Court ruled, the prosecution may not introduce such a report without offering a live witness…