62.—(1) Where a trade dispute relates to matters as to which negotiations have taken place in accordance with this Act, the parties to the dispute may agree upon and present to the Court a written statement relating to the negotiations but except for such statement no evidence shall be given in proceedings in the Court as to the negotiations.
(2) In proceedings before the Court, evidence shall not be given with regard to any offer relating to industrial matters made without prejudice by any person or trade union without the consent of that person or trade union.