The U.S. Supreme Court case National Labor Relations Board v. Coca-Cola Bottling Co. of Louisville, Inc., 1955 revolved around the issue of whether an employer's refusal to bargain with a union over certain subjects constituted unfair labor practices under the National Labor Relations Act (NLRA). The Coca-Cola Bottling Company had refused to negotiate on issues related to employee insurance and pension plans, arguing that these were not mandatory bargaining topics under NLRA guidelines as they did not directly relate to "wages, hours, and other terms and conditions of employment." However, the National Labor Relations Board disagreed and filed charges against them for violating Section 8(a)(5) of the NLRA by refusing in good faith to discuss these matters during collective bargaining negotiations. The Supreme Court sided with NLRB stating that health insurance benefits are indeed part of wages hence should be included in any negotiation process between employers and employees' unions.

In the dissenting opinion for the case of National Labor Relations Board v. Coca-Cola Bottling Co. of Louisville, Inc., it was argued that there were significant flaws in how the majority interpreted and applied labor laws to this particular situation. The dissenting justices believed that Coca-Cola's refusal to bargain with a union representing its employees did not constitute an unfair labor practice as defined by federal law because they felt that the company had legitimate doubts about whether or not this union truly represented a majority of their workers. They also disagreed with how quickly and easily the NLRB certified unions without thoroughly investigating these claims first, which could potentially lead to companies being forced into collective bargaining agreements against their will and better judgment. Furthermore, they expressed concerns over potential abuses of power by both unions and government agencies if such practices were allowed to continue unchecked.