The owner's ownership and right to use the roof.

1. Decision-making of the owners' meeting: According to the provisions of the Property Law of People's Republic of China (PRC) and the Civil Code of People's Republic of China (PRC), the owners' meeting is the decision-making body of some buildings within the building division. The owner's right to use the roof needs to be approved by the owners' meeting. After obtaining the approval of the owners' meeting, the owners can use the roof in accordance with the regulations.

2. Property management regulations: the property management company is responsible for the daily management and maintenance within the building division. The owner's right to use the roof must comply with the fire safety and environmental protection regulations of the property management company.

3. Laws and regulations: The owner's right to use the roof must comply with national laws and regulations, such as building safety, fire safety, city appearance and environment.