Is it illegal to change the internal structure of a house?

Legal analysis: the internal reconstruction of houses is generally operable as long as it does not destroy the load-bearing structure, and it does not belong to illegal buildings. If the owners of the community smash the load-bearing structure, such as the load-bearing wall, during the decoration. It seriously destroyed the original structural design requirements and caused potential safety hazards to the structural safety of the building. The relevant owners may ask the development company and the property management company to invite relevant departments and experts to identify the damaged structure and take corresponding reinforcement measures to ensure the safety of the structure and use function. If there is any safety problem, you can ask the buyer to repair it, eliminate the danger and compensate for the loss.

Legal basis: Measures for the Administration of Residential Interior Decoration

Article 5 The following acts are prohibited in residential interior decoration activities: (1) Changing the main body and load-bearing structure of the building without the original design unit or a design unit with corresponding qualifications; (2) Changing rooms or balconies without waterproof requirements into bathrooms and kitchens; (3) expanding the original size of doors and windows of the load-bearing wall and removing the brick-concrete wall connected with the balcony; (four) damage to the original energy-saving facilities of the house, reducing the energy-saving effect; (five) other acts that affect the safety of building structure and use. The term "building subject" as mentioned in these Measures refers to the structural structure of building entities, including roofs, floors, beams, columns, supports, walls, connecting nodes and foundations. The term "load-bearing structure" as mentioned in these Measures refers to the main structural members and their connecting nodes that directly transfer their own weight and various external forces to the foundation, including load-bearing walls, uprights, columns, frame columns, piers, floors, beams, roof trusses and suspension cables.

(1) Changing rooms and balconies without waterproof requirements into bathrooms and kitchens, or removing brick walls and concrete walls connecting balconies, and imposing a fine of more than 500 yuan 1000 yuan on the decorator and a fine of more than 1000 yuan on the decorator. (two) damage to the original energy-saving facilities of the house or reduce the energy-saving effect, and impose a fine of 5000 yuan to 65438 yuan on the decoration enterprise;

(three) unauthorized removal of heating, gas pipelines and facilities, the decoration of people at 500 yuan more than 0 million yuan fine; (4) If the floor load is increased beyond the design standards or specifications without the consent of the original design unit or the design unit with corresponding qualification grade, the decorator shall be fined more than 1000 yuan, and the decorator shall be fined more than 1000 yuan 1000 yuan.