Trade union plays a vital role in the organization. It is an organization whose membership consist of workers and union leaders, united to protect and promote their common interest or it is any combination of person whether temporary or permanent regulating the relation between workmen and employers. Trade union is formed by labour, workers or employees to achieve their demands for better condition of environment at workplace. The main purpose of the union is to maintain or improve the condition of the employment. The union negotiate with employers to keep the employee morale high just to protect them from unsafe and unfair working condition. Trade union mainly creates discipline among the workers and maintain the relationship between the management and worker. Some of the leaders join trade union to fulfil their political ambition. The Trade Union Act, 1926 gave legal status to registered trade union.