09/05/2021
In the unfortunate event of your vehicle being stolen, having a robust tracking system in place can be the difference between a swift recovery and a permanent loss. For motorists in the UK, the term 'Thatcham certified' is a crucial indicator of a high-quality, reliable stolen vehicle tracking system. But what exactly does it mean to have Thatcham certification, and what are the benefits for you as a vehicle owner?
Understanding Thatcham Certification
Thatcham Research is an independent, globally recognised organisation that plays a pivotal role in setting standards for the automotive industry, particularly in vehicle security. Their certification process for stolen vehicle tracking systems is rigorous, ensuring that only the most effective and dependable solutions receive their endorsement. This certification is not just a badge of honour; it's a guarantee that the system meets stringent performance criteria and is recognised by all major insurance companies. This recognition can often lead to lower insurance premiums, providing a dual benefit of enhanced security and potential cost savings.

Thatcham Tracking Levels: S5 and S7
Thatcham categorises its vehicle tracking systems into two primary levels: S5 and S7. Each level offers a different degree of security and functionality, catering to varying needs and vehicle types.
Thatcham S7: The Foundation of Vehicle Tracking
The Thatcham S7 category represents the fundamental standard for stolen vehicle tracking. Systems in this category are designed to locate a vehicle once it has been reported stolen. They typically utilise GPS and GPRS technology to transmit the vehicle's location to a monitoring centre. If your vehicle is stolen, the monitoring centre will use this information to aid in its recovery. While highly effective, S7 systems primarily focus on post-theft location and do not typically include proactive driver identification measures.
Thatcham S5: Enhanced Security with Driver Identification
The Thatcham S5 category is a more advanced and comprehensive solution, offering an extra layer of security through Driver Identification. This is a significant differentiator from the S7 level. The primary purpose of driver identification is to prevent 'unauthorised use' of the vehicle. If the vehicle is moved without the authorised driver being present and identifiable, the system triggers an alert.
Methods of Driver Identification in Thatcham S5 Systems
Thatcham S5 systems employ sophisticated methods to identify the authorised driver. The two most common methods are:
- D-iD (Digital Identification): This system operates through your mobile phone. It uses Bluetooth technology to communicate with a small device or directly with an app on your phone. The system is designed to alert you every time your vehicle is driven. If the system detects movement and your paired mobile phone is not within range or the app is not active, it can alert you to potential unauthorised use. This provides an immediate notification, allowing you to take action if you suspect your vehicle has been stolen or is being used without your consent.
- Driver Detection Card: This method involves a discreet, credit card-sized device that you carry with you. The card needs to be switched on and kept on your person whenever you are driving the vehicle. The system communicates wirelessly with a hidden unit within the vehicle. If the vehicle is driven and the driver detection card is not present or is switched off, the Global Telemetrics Control Centre (or a similar authorised monitoring centre) will be alerted. This triggers a proactive response, where the control centre will contact you to verify the situation and ensure your vehicle is safe. This is particularly useful for preventing 'relay attacks' or key cloning, where thieves may try to start the vehicle without the legitimate key.
How Thatcham S5 and S7 Systems Work
Regardless of whether you opt for an S5 or S7 system, the underlying principle is to provide a means of locating your vehicle if it is stolen. Here's a general overview of the process:
- Installation: A certified installer will fit the tracking device discreetly within your vehicle. The location is chosen to be difficult for thieves to find and disable.
- Monitoring: The device constantly communicates its location to a 24/7 monitoring centre, often operated by a company like Global Telemetrics.
- Theft Event: If your vehicle is stolen, you (or the police) report it to the monitoring centre.
- Location and Recovery: The monitoring centre uses the data from the tracking device to pinpoint the vehicle's exact location. They will then liaise with the police and recovery teams to facilitate the recovery of your vehicle.
- Driver Identification (S5): In an S5 system, if the vehicle is moved without the authorised driver's identification being confirmed, the monitoring centre is alerted. They will then initiate a verification process, contacting you to ascertain if the use is legitimate or if the vehicle has been stolen.
Why Choose Thatcham Certified Tracking?
The benefits of opting for a Thatcham-certified system are numerous and significant:
- Insurance Recognition: As mentioned, Thatcham certification is recognised by all major insurance providers. This can be a requirement for insuring certain high-value vehicles or can lead to reduced premiums. It demonstrates to your insurer that you are taking proactive steps to protect your asset.
- Enhanced Security: Thatcham systems are designed to be highly effective in locating stolen vehicles. The S5 level, with its driver identification features, offers an even greater deterrent against theft and unauthorised use.
- Professional Installation: Thatcham-certified systems must be installed by approved and trained engineers. This ensures that the system is fitted correctly and discreetly, maximising its effectiveness and minimising the risk of tampering.
- 24/7 Monitoring: You benefit from continuous monitoring by a professional control centre, providing peace of mind and a rapid response in the event of a theft.
- Advanced Technology: Thatcham-certified systems utilise cutting-edge technology, including GPS, GPRS, and often cellular triangulation, to ensure accurate and reliable tracking even in challenging environments.
Thatcham S5 vs. S7: A Quick Comparison
To summarise the key differences:
| Feature | Thatcham S7 | Thatcham S5 |
|---|---|---|
| Primary Function | Vehicle location after theft | Vehicle location and prevention of unauthorised use |
| Driver Identification | No | Yes (e.g., D-iD, Driver Detection Card) |
| Insurance Recognition | High | Very High (often required for higher-risk vehicles) |
| Deterrence Against Relay Attacks | Limited | Strong |
Frequently Asked Questions
Is Thatcham certification mandatory for car insurance?
While not always mandatory for every vehicle, many insurance policies, especially for higher-value or frequently stolen vehicles, will require a Thatcham-certified tracking system (often S5) as a condition of cover or to offer a discount. Always check your policy documents or with your insurer.
How does the Driver Detection Card work if my phone battery dies?
The Driver Detection Card is a separate physical device, usually battery-powered, and does not rely on your phone's battery. As long as the card is with you and switched on, the system will recognise your presence. This makes it a reliable method even if your mobile phone runs out of power.
Can thieves disable a Thatcham tracking system?
Thatcham-certified systems are designed to be discreetly installed and often have anti-tamper features. While determined thieves may attempt to disable them, the systems are engineered to be difficult to locate and may even send an alert if tampering is detected. The driver identification element in S5 systems adds a further layer of complexity for thieves.
What happens if my vehicle is stolen and recovered?
If your vehicle is stolen and recovered, the monitoring centre will work with the police and recovery services to ensure its safe return to you. They will also typically provide you with information on the condition of the vehicle and assist with any necessary post-recovery procedures.
Is a Thatcham S7 system sufficient for all vehicles?
An S7 system is a solid choice for many vehicles and provides essential tracking capabilities. However, if you own a high-value vehicle, a vehicle that is a common target for thieves, or if you want the added security of knowing your vehicle is protected against unauthorised use, an S5 system with driver identification is a more robust option.
Conclusion
Investing in a Thatcham-certified stolen vehicle tracking system is a wise decision for any car owner looking to enhance their vehicle's security and protect their investment. Whether you choose the foundational S7 level or the more advanced S5 with its crucial driver identification features, you are opting for a system that is recognised by insurers, professionally installed, and monitored 24/7. This peace of mind, coupled with the potential for reduced insurance premiums, makes Thatcham certification a benchmark for vehicle security that is hard to ignore.
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