How is the validity period calculated when merging a C1 driver's license with a D driver's license?

1 Answers
StFinley
07/29/25 5:13pm
After merging a C1 driver's license with a D driver's license, the validity period of the driver's license is as follows: 1. The "initial issuance date" of the motor vehicle driver's license remains unchanged forever and is also the starting date for calculating the validity period of the driver's license. 2. For the merged driver's license (i.e., combining permitted driving categories), when handling related procedures (such as annual reviews, violation exams, etc.), the highest permitted driving category recorded on the driver's license will be used as the standard for processing. Below is additional information about C1 and D driver's licenses: 1. A C1 driver's license is one type of motor vehicle driver's license code. The permitted driving categories for a C1 license include (all models under C2, C3, C4) small and micro passenger vehicles, as well as light and micro cargo vehicles, light, small, and micro special-purpose vehicles, etc. The exam subjects include traffic regulations and related knowledge, field driving, road driving, and safe and civilized driving knowledge, totaling four subjects. 2. A D driver's license is a type of driver's license (driving permit). The permitted driving categories include ordinary three-wheeled motorcycles and the vehicles permitted under E and F driver's licenses.
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