According to the relevant regulations, the car can be picked up five working days after the accident liability certificate is issued, which is the time left for the other party to put forward property preservation. If the victim wants to file for property preservation, he must do so within five working days. After five working days, the traffic police can release the car. If the other party puts forward property preservation and it is approved by the court, then you can also pay a certain deposit to drive the car away. After finding out the cause of the accident, the traffic police shall issue an accident confirmation. The failure of one party to sign does not affect the validity of the accident certificate.

Traffic accident handling process:

1, accept the report. After receiving a report from a party or other person, the public security traffic management department shall file a case according to its jurisdiction;

2. On-site treatment. After accepting the case, the public security traffic management department immediately sent personnel to the scene to rescue the injured and property, explore the scene and collect evidence;

3. Responsibility identification. On the basis of finding out the facts of traffic accidents, the public security traffic management department determines the responsibility of traffic accidents according to the causal relationship and function between the illegal acts of the parties involved in the accidents and the traffic accidents.

4. Reward and punish. The traffic administrative department of public security shall, in accordance with the relevant provisions, punish the person responsible for the accident with warning, fine, suspension, revocation of driver's license or detention;

5. Mediation of damages. Compensation for personal injuries and economic losses caused by traffic accidents shall be divided into corresponding compensation proportions in accordance with relevant regulations and compensation standards, and the public security traffic management department shall convene both parties to mediate. Both parties agree to reach an agreement, and the accident mediator will make and issue a conciliation statement for damages;

6. Bring a lawsuit to the court. If both parties fail to mediate within the statutory time limit, the public security traffic management department will terminate the mediation and issue a mediation conclusion, and both parties will bring a civil lawsuit to the court.

The accident certificate requires the following materials:

1. Original identity, driver's license, driving license and insurance policy of both parties. Copy of ID card;

2. Whether reports involving vehicles need to be tested;

3, the traffic police survey the scene of the accident drawings, as well as the transcripts of the parties or witnesses. When the traffic police issue a certificate, they will confirm it in accordance with the provisions and principles of the Accident Handling Procedure.

Legal basis:

"Procedures for Handling Road Traffic Accidents" Article 39

Due to the need of collecting evidence, the traffic administrative department of the public security organ may detain the accident vehicle and issue a certificate of administrative compulsory measures. The detained vehicle shall be properly kept.

The traffic administrative department of the public security organ shall not detain the goods carried by the accident vehicle. After verifying the weight, volume and loss of the goods, notify the driver of the motor vehicle or the owner of the goods to handle it by himself. If it is impossible to notify the party concerned or the party concerned fails to handle it himself, it shall be handled in accordance with the relevant provisions of the procedures for handling administrative cases by public security organs.

Article 64

The confirmation of road traffic accidents shall include the following contents:

(a) the basic information of the parties to the road traffic accident, vehicles, roads and traffic environment;

(2) The course of the road traffic accident;

(3) Evidence of road traffic accidents and analysis of accident causes;

(four) the fault and responsibility of the parties to the road traffic accident or the cause of the accident;

(five) the name and date of the traffic management department of the public security organ that made the road traffic accident identification.

The confirmation of road traffic accidents shall be signed or sealed by the traffic police, and stamped with the special seal for handling road traffic accidents by the traffic management department of the public security organ.

It is strictly forbidden for the traffic administrative department of the public security organ to designate a parking lot to park the detained accident vehicles.