97(2)A decision, determination, direction, declaration or ruling of the Labour and Employment Board is final and conclusive and, except on the grounds of jurisdiction or a denial of natural justice, shall not be questioned or reviewed in any court, and no order shall be made or proceedings taken in any court, whether by way of injunction, declaratory judgment, order on judicial review or otherwise to question, review, prohibit or restrain the Labour and Employment Board or any of its proceedings.