457 planglossary / 457 plan A type of deferred-compensation plan for employees of state and local governments and tax-exempt organizations that operates much like a 401(k) plan, but (except for governmental plans) is unfunded. IRC (26 USCA) § 457. 词条贡献者 法律翻译Grace,知名法学院法律翻译专业,擅长翻译有关传媒、体育和娱乐领域的法律文件。