What must a vehicle owner bring to a smog check?

The requirement for a vehicle owner to bring the vehicle registration and payment for the service to a smog check is crucial for several reasons. The vehicle registration serves as proof of ownership and verifies that the vehicle is legally registered to be driven on public roads. This document provides essential information such as the vehicle's make, model, year, and identification number, which are necessary for the smog check process.

Payment for the service is also required since smog checks are performed by certified technicians at authorized locations, and this service incurs a fee. Without payment, the check cannot be completed.

While other documents, such as previous smog check reports or receipts for repairs, may be useful for vehicle maintenance history, they are not mandatory for the smog check itself. Similarly, vehicle manuals, insurance details, or purchasing invoices are not essential for the smog check, as they do not provide direct information required for the inspection process. Thus, bringing the vehicle registration and payment is the most relevant and necessary for completing the smog check.