In the 1959 case of Local Lodge No. 1424, International Association of Machinists, AFL-CIO, et al. v. National Labor Relations Board (NLRB), the U.S Supreme Court ruled in favor of NLRB and against a union that had negotiated an agreement requiring new hires to have been members for at least one year prior to their employment date. The court held that such agreements were illegal under Section 8(a)(3) of the National Labor Relations Act which prohibits employers from giving preference to employees based on their tenure or status within a labor organization. The ruling was significant as it clarified what constituted unfair labor practices by unions and set precedent for future cases involving similar issues.

The dissenting opinion in the case of Local Lodge No. 1424, International Association of Machinists, AFL-CIO v. National Labor Relations Board (1959) argued that the majority's decision was an overreach and misinterpretation of federal labor law. The dissenters believed that the six-month statute of limitations should apply to unfair labor practice charges filed with the NLRB under Section 10(b) of the National Labor Relations Act (NLRA). They contended that this provision was intended by Congress to provide a reasonable time limit for bringing complaints while ensuring stability in industrial relations. By allowing a complaint about a collective bargaining agreement signed more than six months prior to be actionable based on its continuing effects, they argued, could potentially make every day within an ongoing contract term as new violations - which is contrary to what Congress had intended when it established Section 10(b). This interpretation would also create uncertainty and instability in labor-management relations because contracts could constantly be challenged long after they were agreed upon.