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🚗 '''Vehicle rating group''' is a classification assigned to every car model sold in the United Kingdom that directly determines a significant component of the [[Definition:Premium | premium]] charged for [[Definition:Motor insurance | motor insurance]] cover. Each vehicle is placed into one of fifty groups — with group 1 representing the lowest insurance risk and group 50 the highest — based on a detailed assessment of factors including repair costs, parts prices, performance characteristics, safety features, and security specifications. The system is overseen by the Group Rating Panel, a joint initiative of the [[Definition:Association of British Insurers (ABI) | Association of British Insurers]] and [[Definition:Lloyd's Market Association (LMA) | Lloyd's Market Association]], with technical research supplied by [[Definition:Thatcham Research | Thatcham Research]], the insurance-funded automotive research body.

🔧 The assignment process begins before a new vehicle reaches showrooms. [[Definition:Thatcham Research | Thatcham]] engineers evaluate each variant against a standardized set of criteria: how much damage it sustains in low-speed impacts, how expensive and readily available replacement parts are, how long a repair takes using approved methods, the vehicle's acceleration and top speed, and the effectiveness of its security systems against theft. These technical findings are combined into a recommended group rating, which the Group Rating Panel then formally adopts. [[Definition:Underwriting | Underwriters]] and [[Definition:Rating algorithm | pricing models]] at [[Definition:Insurance carrier | insurers]] use the assigned group as a key input variable alongside driver-specific factors such as age, claims history, and [[Definition:No-claims discount (NCD) | no-claims discount]] status. A vehicle in group 10 will, all else being equal, attract a materially lower premium than one in group 40, because the expected [[Definition:Claims cost | claims cost]] profile differs substantially.

📈 While the group rating system is specific to the UK, the underlying principle — categorizing vehicles by their risk profile to inform [[Definition:Insurance pricing | insurance pricing]] — is universal across motor insurance markets worldwide. In Germany, insurers use Typklassen; in France, the SRA (Sécurité et Réparation Automobiles) publishes comparable vehicle classifications; and in Australia, the Insurance Australia Group and other carriers maintain proprietary vehicle risk scores. What distinguishes the UK system is its centralized, industry-wide nature and the depth of independent engineering research underpinning it. For consumers, the group rating can significantly influence purchasing decisions — and for [[Definition:Insurance broker | brokers]] advising fleet operators or individual clients, understanding how vehicle choice maps to insurance cost is an essential part of the conversation. As electric vehicles, [[Definition:Advanced driver-assistance system (ADAS) | ADAS technologies]], and novel lightweight materials reshape automotive design, the criteria behind group ratings continue to evolve, keeping [[Definition:Thatcham Research | Thatcham]] and the Group Rating Panel at the center of motor [[Definition:Underwriting | underwriting]] intelligence.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Motor insurance]]
* [[Definition:Thatcham Research]]
* [[Definition:Premium]]
* [[Definition:Underwriting]]
* [[Definition:No-claims discount (NCD)]]
* [[Definition:Advanced driver-assistance system (ADAS)]]
{{Div col end}}

Definition:Vehicle rating group - Revision history

PlumBot: Bot: Creating new article from JSON