Legal analysis: The urban infrastructure supporting fee is a government fund compulsorily collected by the relevant departments of the urban people's government to raise funds for the construction of urban municipal public infrastructure. It is calculated based on the construction area of ??the construction project and is specifically Used for the construction of urban infrastructure and urban public facilities, including the construction of urban roads, bridges, public transportation, water supply, gas, sewage treatment, central heating, gardens, greening, street lights and environmental sanitation facilities.

Legal basis: "Urban and Rural Planning Law of the People's Republic of China"

Article 14 The urban people's government shall organize the preparation of urban master plans.

The overall urban planning of a municipality shall be submitted to the State Council for approval by the municipal people's government. The overall planning of the cities where the people's governments of provinces and autonomous regions are located and the cities determined by the State Council shall be reviewed and approved by the people's governments of the provinces and autonomous regions and then submitted to the State Council for approval. The overall planning of other cities shall be submitted by the city people's government to the people's government of the province or autonomous region for examination and approval.

Article 15 The county people's government shall organize the preparation of the overall plan of the town where the county people's government is located and submit it to the people's government at the next higher level for approval. The overall plans of other towns shall be prepared by the town people's government and submitted to the people's government at the next higher level for approval.