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What procedures are required to install a siren on a private car?

3 Answers
MacGianna
07/29/25 2:36pm
Private cars are not allowed to install sirens. Illegal installation of alarms or warning lights will result in fines imposed by the traffic management department of the public security organ. Unauthorized installation of alarms is a serious violation of the law.
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LaValeria
08/13/25 7:00am
As someone interested in car modifications, I understand that installing a police siren requires strict legal procedures. Generally, you must first apply for a special equipment installation permit at the local traffic management bureau. The process includes filling out an application form, explaining the reason for installing the siren, such as for safety warnings or other purposes; submitting copies of your ID card, vehicle registration certificate, and driver's license; and waiting for approval, which may take one or two weeks. However, private vehicles are rarely granted permission because police sirens are similar to police identifiers and can easily cause confusion or misuse. I recommend not wasting your energy. If it's really necessary, check the "Road Traffic Safety Regulations," or modifying a regular horn is more practical and safer, as misuse can result in fines or even vehicle impoundment. Always pay attention to legal requirements when modifying your car to avoid unnecessary trouble.
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LeCole
10/11/25 3:26am
As an experienced driver, I believe installing a police siren is too risky. Legally, it's basically illegal for private individuals to install one, and the application process isn't easy. You need to submit materials to the traffic management department, such as explaining why it's necessary. However, the approval process is lengthy with a low success rate, and your materials might even be rejected. If you install it without proper authorization and misuse it, you could face fines, points deducted from your license, or confiscation of the device. I've seen many people try and end up wasting their effort, only to compromise driving safety. It's better to focus on legal modifications, such as installing a rearview camera or tire pressure monitoring system, which are both practical and safe. Following traffic rules while driving is what truly matters—recklessly using a siren will only cause trouble.
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