Requirements for enforcement district

[It is stipulated in Article 3 of the Urban Redevelopment Law]
1 Being in an advanced use district that satisfies certain conditions or an area such as a specific district plan
2 The building area of the fireproof building must be less than one-third of the building area of all buildings in the district, or the site area of the fireproof building is less than one-third of the residential land (*) area in the district Being
3. Land use situation is extremely unhealthy, such as lack of public facilities such as roads and subdivided land use.
4 Contributing to the renewal of urban functions

[It is stipulated in Article 3-2 of the Urban Redevelopment Law as follows]
1 Meet the requirements of the first-class urban area redevelopment project
2. The area must be 0.5 hectares or more
Applicable to any of the following tertiary, and the risk of a disaster is significant or the environment is poor
（１） The number of buildings with safety or fire prevention, or the total area must be 7/10 or more of the total area of all buildings in the district or more of the total area
（２） Important public facilities (station squares, evacuation plazas in the event of a large-scale disaster, etc.) need to be immediately maintained, and integrated maintenance with buildings is effective.
（３） Being within the affected city area for reconstruction