Certificate of Conformity COC BYD

The BYD Certificate of Conformity (COC) is an official manufacturer-issued document confirming that your vehicle complies fully with European Union whole vehicle type approval (WVTA) and environmental standards.

When registering an imported BYD across European licensing authorities, this certificate provides the verified technical specifications required to calculate road taxes, emissions classes and approved tyre specifications for models like the Atto 3, Dolphin, Seal, Han, Tang and Seal U.

We process your document request promptly to ensure an efficient vehicle registration process:

• Immediate verification: Our team inspects your 17-digit VIN and checks archive availability immediately upon submission.
• Free PDF copy: A digital PDF preview is emailed to you as soon as the manufacturer issues the file.
• Physical original: The authentic security paper certificate is dispatched directly to your address.

You can select between our reliable shipping options:

• UPS Standard: €0 (+3 to 7 working days)
• UPS Express: +€19.90 (+1 working day)

The certificate contains comprehensive technical data essential for European vehicle inspection authorities:

• Identification: Vehicle Identification Number (VIN), manufacturer name, model type designation, variant, version, and official EU type-approval number.
• Electric powertrain & engine: Maximum electric motor net power output in kW, battery capacity, hybrid engine displacement if applicable, and specific motor identification code.
• Dimensions and weights: Overall length, width, height, unladen kerb weight, maximum permissible gross vehicle mass, and towing capacity ratings.
• Emissions & energy consumption: Electric energy consumption in Wh/km, electric driving range (WLTP), CO₂ emissions rating, and Euro emissions standard.
• Tyres: Complete list of manufacturer-approved wheel and tyre combinations (sizes, load indices, speed ratings).
• Additional data: Official manufacturer colour code, passenger seating capacity, sound level in dB(A), and maximum design speed.

The 17-character VIN is required to process your BYD COC document. You can locate it in the following positions:

• On the registration document: Under field 'E' of your vehicle registration papers or certificate of title.
• On the windscreen: Stamped on a metal plate visible through the lower corner of the driver's side windscreen.
• On the chassis or door pillar: Stamped on the vehicle chassis frame or on the manufacturer door-pillar certification label.

Important note: Enter the VIN without spaces when ordering. Ensure you do not confuse the letter 'O' with the digit '0'.