What is the procedure to change the color of the building exterior wall?

Should be reported to the planning department for re-examination. The planning and design scheme of the color change of the facade of a single house needs to be re-declared, and the color change of the exterior wall of a building should be reported to the planning department for re-examination, and no unit can change it casually. "Regulations on Property Management" Article 46 A property service enterprise shall assist in the safety work within the property management area. When a safety accident occurs, the property service enterprise is taking emergency measures.