In this course includes several sub divisions of labor law such as actors of collective labor relations (trade unions), the development of trade unionism, the concept of trade union right, the founding principles of trade unions, the top organizations (confederations), the founders of trade unions and establishment procedures, trade union bodies, trade union membership, trade union activities, trade union supervision, trade unions the right and autonomy of the contract, the content of the collective bargaining agreement, the legal nature of the collective bargaining agreement, the execution of the collective bargaining agreement, the scope of the collective bargaining agreement, the termination of the collective bargaining agreement, collective disputes and remedies, the concepts of strikes and lockouts, striking and lockout decisions. and its implementation, the impact of the strike and lockout on the employment contract, illegal strikes and lockouts.