The Chairman or Vice-Chairman of the National Council, after hearing the parties concerned and gathering all relevant information, shall propose a solution to the dispute if the parties have been unable to reach an agreement.
In the event of an agreement, whether total or partial, this shall be recorded in writing, signed by the parties concerned and the Chairman or Vice-Chairman. The original is kept by the Chairman; a copy is given to each of the parties.
If no agreement is reached, or in the event of partial agreement, the Chairman or Vice-Chairman draws up minutes stating the solution he proposes and the points remaining in dispute. He shall give a copy to each of the parties.
The case may only be referred to the industrial tribunal, on pain of inadmissibility, if the claimant provides proof of the prior mediation attempt by submitting a copy of the minutes provided for in the third paragraph.