Which law did you violate by setting up a flue privately?

Unauthorized alteration of the flue violates the provisions of Article 45 of the Regulations on Property Management, and the property service enterprise shall stop the violation of laws and regulations such as public security, environmental protection, property decoration and use within the property management area, and report to the relevant administrative departments in a timely manner. After receiving the report from the realty service enterprise, the relevant administrative department shall stop the illegal act or deal with it according to law. "Regulations on Property Management" Article 45 A property service enterprise shall stop acts that violate laws and regulations such as public security, environmental protection, property decoration and use within the property management area, and report to the relevant administrative departments in a timely manner. After receiving the report from the realty service enterprise, the relevant administrative department shall stop the illegal act or deal with it according to law.