随着城市化进程的迅速发展,城市范围内水、电、气等管线及其附属设施成为保障城市运行的重要基础设施。近年来,地下管线地方立法普遍,但无文献对其部门归属做出明确定位与分析。本文通过对城市地下管线立法的经济法理念进行分析,得出其经济法归属的定性。并结合社会公共利益理念、奖励与惩罚相结合等理论对经济法理论在城市地下管线立法的贯彻进行分析。 With the rapid development of urbanization, the water, electricity and gas pipelines and their ancillary facilities in urban areas have become important infrastructures for urban operation. In recent years, local legislation on underground pipelines is widespread, but no literature has clearly defined and attributed to their departments. This article analyzes the concept of economic law of urban underground pipeline legislation and concludes its qualitative affiliation of economic law. In the light of the theory of social public interest, the combination of reward and punishment, the author analyzes the implementation of the economic law theory in the urban underground pipeline legislation.