In labor relations, the worker as the weak side of the contract always requires the maximum protection of the legislature. Once this is complete support, he does not have to worry about earning his wages and can claim his full right. However, the question is, have public utility tools been useful in achieving this important goal? Otherwise, how can be supported by the worker? What is gained from this research is that, However, in order to achieve this, public mechanisms are applicable but Due to the lack of effectiveness of public tools, the legislator rightly seeks to use special support leverage, referred to as "special guarantees". also, by comparing the laws of England, Egypt, Iran and the documents of the International Labor Organization, it became clear that Countries do not have the same utility in this regard and even the International Labor Organization has lagged behind the laws of England and Egypt as the main custodian of establishing international labor law standards. In such a way, it can be said that the strategies of these two countries are a more appropriate legislative model for reforming the labor law of Iran.