The Labor Relations Services Unit develops and implements the County's labor relations goals, policies and priorities and manages the negotiations process. Workers in nine Contra Costa County unions recently formed a coalition to bargain a new contract with the County.NAME AND JURISDICTION: This Chapter will be known as the Contra Costa County Rank and File Chapter of. Facing employment issues in Contra Costa? Bibiyan Law Group, P.C is here to defend your rights. The Labor Relations Manager (County Administrator) is the representative of. Contra Costa County in employer-employee relations matters as provided in. "Workers' rights are under attack on every front. Bosses break the law every day. This Memorandum of Understanding (MOU) is entered into pursuant to the terms of the Meyers Milias.