What are the legal consequences of illegal house modifications?

Legal analysis: The legal consequences of illegally rebuilding a house are decoration projects involving changes in the main body of the building or the load-bearing structure. If the construction is carried out without a design plan, it will be ordered to make corrections and a fine of not less than 500,000 yuan but not more than 1 million yuan will be imposed; If a building user changes the main body and load-bearing structure of the building without authorization during the decoration process, he will be ordered to make corrections and fined not less than RMB 50,000 but not more than RMB 100,000. During the decoration process, building users are not allowed to change the main body and load-bearing structure of the building without authorization.

Legal basis: Article 69 of the "Construction Project Quality Management Regulations" who violates the provisions of these Regulations, involves decoration projects that change the main body of the building or the load-bearing structure, and performs unauthorized construction without a design plan, shall be ordered to make corrections and fined 50 A fine of not less than 10,000 yuan but not more than 1 million yuan; if a building user changes the main body and load-bearing structure of the house without authorization during the decoration process, he will be ordered to make corrections and fined not less than 50,000 yuan but not more than 100,000 yuan.

Whoever commits any of the acts listed in the preceding paragraph and causes losses shall bear liability for compensation in accordance with the law.