In the case of Coffy v. Republic Steel Corp., 1979, the United States Supreme Court addressed a dispute over worker's compensation for an employee who had been injured on the job. The plaintiff, Mr. Coffy, was employed by Republic Steel Corporation when he suffered injuries that led to his disability and subsequent retirement. He filed a claim under Ohio's Workers' Compensation Act but was denied benefits because he did not meet certain eligibility requirements stipulated in the act - specifically those related to age and years of service with his employer at time of injury. The main issue before the court revolved around whether these eligibility requirements violated equal protection clause of Fourteenth Amendment as they discriminated against younger workers or those with less tenure at their jobs. In its decision, however, Supreme Court upheld lower courts' rulings denying Mr.Coffy’s claims stating that such distinctions were rationally related to legitimate state interests like preventing potential abuses in system and ensuring financial stability of fund from which benefits are paid out. This case is significant as it affirmed states’ rights to set reasonable restrictions on access to workers’ compensation benefits without violating constitutional protections against discrimination.

In the dissenting opinion for Coffy v. Republic Steel Corp., the justice disagreed with the majority's decision to uphold a lower court ruling that denied an injured worker compensation under Ohio law. The justice argued that this interpretation of state law was too narrow and failed to consider broader principles of workers' rights and protections, particularly in cases involving workplace injuries caused by employer negligence or safety violations. They believed that denying compensation in such circumstances could potentially undermine incentives for employers to maintain safe working conditions, thereby putting more workers at risk. Furthermore, they contended that it was not within the Supreme Court’s jurisdiction to interpret state laws when there is no federal question involved; instead, these matters should be left up to individual states’ highest courts.