Massachusetts General Laws Part III. Courts, Judicial Officers and Proceedings in Civil Cases (Ch. 211-262) Ch. 211A, § 5

The appeals court shall be vested with all powers and authority necessary to carry into execution its judgments, decrees, determinations and orders in matters within its jurisdiction according to the rules and principles of common law and the Constitution and laws of the commonwealth, and subject to the appellate jurisdiction, supervision and superintendence of the supreme judicial court. The appeals court shall have original jurisdiction over the enforcement or review of final orders of the labor relations commission issued pursuant to section six or section six A of chapter one hundred and fifty A or section eleven of chapter one hundred and fifty E.