۴ For the purposes of collective bargaining, every worker must be associated with (a) in a union certified by the board of directors as an intermediary for the collective bargaining of a collective unit or (b) an ancillary contract for each occupational class, including terms and conditions of employment, which apply only to workers of a given occupational class in the bargaining unit. 13 (1) Every collective agreement shall contain provisions that, taking into account the persons employed in the tariff unit at the time the union is certified as negotiators of that collective unit, provide that the Government shall do the following: “collective bargaining” or “collective bargaining”, the Government announced Wednesday afternoon in a press release the formation of a three-year interim agreement. This is the first agreement reached under the NDP government`s bargaining mandate for sustainable services, which calls for the government to conduct modern and forward-looking negotiations with trade unions. 2. The workers or classes of workers to be excluded from the collective agreement may be determined by negotiations between the parties, but if the parties do not reach an agreement, either party may refer the matter to the board of directors for a final and binding decision. 12 Every collective agreement shall contain all matters relating to wages, hours of work and other conditions of employment, except as follows: 14 (1) Upon written request by one of the parties, the Vice-Chair of the Mediation Service of the Board of Directors shall appoint a mediator who shall appear with the parties and assist them in obtaining a collective agreement where the parties are unable to agree on a matter (9) If the dispute relating to the collective agreement referred to in Article 10(1)(a) is to be the vote of all the members of the trade union certified as negotiators of one of the bargaining units described in Article 4. 2. If a negotiator has terminated under paragraph 1, the head of the workers` collective agreement and the government negotiator must meet and commence collective bargaining without delay, but in any case within fourteen clear days of termination or such other period as the parties may agree and do everything in their power to enter into a collective agreement. . . .