Justices of Boston Municipal Court v. Lydon

We granted certiorari, 463 U. S. 1206 (1983), to review a decision of the Court of Appeals for the First Circuit affirming the issuance of a writ of habeas corpus. The Court of Appeals agreed with the District Court that the trial de novo of respondent Lydon, pursuant to Massachusetts’ “two-*297tier” system for trying minor crimes, would violate his right not to be placed twice in jeopardy for the same crime, because it determined that insufficient evidence of a critical element of the charge was adduced at the first-tier trial. We reverse.

I

Under Massachusetts law, a defendant charged with…