It is illegal to change the Mercedes-Benz Maibakh logo. According to the Road Traffic Safety Act, it is illegal to change the vehicle logo without permission. According to the regulations on motor vehicle registration management, after a vehicle is registered at the vehicle management office, it cannot be changed at will. According to regulations, if a car owner wants to change any items registered on a motor vehicle, he must go to the vehicle management department to go through the change procedures. The trademark and brand of the motor vehicle are not allowed to be changed. Once the unauthorized change of vehicle markings is investigated and punished, not only must it be ordered to restore it to its original state, but the owner must also be fined 500 yuan. Vehicle logo, body color, and license plate are important information for identifying a motor vehicle. Unauthorized modifications will bring hidden dangers to motor vehicle management and road traffic management. According to the relevant provisions of the "Motor Vehicle Management Measures", it is illegal to change the logo without permission, and vehicles with personally changed logos cannot pass the annual vehicle inspection. According to Article 10 of the "Motor Vehicle Registration Regulations", the body, frame and engine of registered vehicles cannot be modified. Modification is illegal unless it is damaged beyond repair or has quality issues. Changing the logo without authorization infringes upon the exclusive right to register a brand-name automobile trademark. Because registered trademarks represent the image standards and quality requirements of its products, changing the logo of a low-end car to that of a luxury car will have an impact on the image and reputation of a luxury car. As the owner of an infringing trademark, his unauthorized use of other people's famous automobile trademarks also constitutes infringement. There are also car owners who change the vehicle logo without authorization, which will be inconsistent with the vehicle brand registered by the vehicle management department. If a traffic accident occurs, it will cause trouble in the subsequent handling of the accident.