Minn. Stat. § 175A.08: SEAL.

The Workers' Compensation Court of Appeals shall have a seal for the authentication of its orders and proceedings, upon which shall be inscribed the words, "Workers' Compensation Court of Appeals of Minnesota" as the court of appeals may prescribe. The courts of this state shall take judicial notice of such seal and of the signatures of the judges of the Workers' Compensation Court of Appeals; and in all cases copies of orders, proceedings, or records of the Workers' Compensation Court of Appeals, certified by a judge of the Workers' Compensation Court of Appeals under its seal, shall be received in evidence, with the same force and effect given to the originals.