FOI release

Operation Tramline Vehicle Insurance and Speed Limiter Arrangements

Case reference FOI2026/00855

Received 6 June 2026

Published 14 October 2026

Request

I am seeking information relating to vehicles operated by National Highways as part of Operation Tramline. Please provide the following information:

  • The make, model, VRM and vehicle classification of all vehicles currently used for Operation Tramline.

  • Whether any Operation Tramline vehicle is exempt from, modified from, or otherwise not subject to the standard HGV speed limiter requirements that would ordinarily apply to that vehicle.

If any such exemption or modification exists, please provide:

  • The legal basis for the exemption or modification;

  • The date it was authorised; and

  • The authority responsible for authorising it.

Whether any Operation Tramline vehicle has been modified from its manufacturer's standard specification, including but not limited to:

  • Speed limiter modifications or exemptions;

  • Blue warning lights or other emergency-style warning equipment;

  • Cameras, observation platforms or surveillance equipment;

  • Any other specialist equipment installed for Operation Tramline purposes.

  • For each modification identified above, please confirm whether National Highways disclosed the modification and operational use of the vehicle to its insurer(s).

Please provide copies of any documents, declarations, notifications, endorsements, correspondence, policy schedules or other records held by National Highways showing that the insurer(s) were informed of:

  • The vehicle modifications;

  • The vehicle's maximum operating speed;

  • The presence of blue warning lights or other warning equipment;

  • The vehicle's use for Operation Tramline;

  • Any exemption from standard speed limiter requirements.

If National Highways holds no documents demonstrating that the above matters were disclosed to the insurer(s), please confirm this.

Please provide any policies, guidance, risk assessments or operating procedures relating to:

  • The use of modified vehicles for Operation Tramline;

  • The operation of vehicles capable of speeds exceeding standard HGV speed limiter settings;

  • The use of blue warning lights or similar equipment.

If any part of this request is considered exempt from disclosure, please provide the non-exempt information and specify the exemption relied upon.

Response

I can confirm that National Highways holds some of the information requested.

The make, model, VRM and vehicle classification of all vehicles currently used for Operation Tramline.

All vehicles are DAF CF (Class 1). The VRN are as follows:

  • RJ70JOA

  • RJ70JOH

  • RJ70JOU

Whether any Operation Tramline vehicle is exempt from, modified from, or otherwise not subject to the standard HGV speed limiter requirements that would ordinarily apply to that vehicle.

Yes, an exemption applies to these vehicles.

If any such exemption or modification exists, please provide:

The vehicles are derestricted (they have no speed limiter).

The legal basis for the exemption or modification:

Regulation 36B (2)(e) of the Construction and Use Regulations 1986 exempts vehicles being used for police purposes to be fitted with speed limiters.

The date it was authorised; and

10 December 2020

The authority responsible for authorising it.

Warwickshire Police

Whether any Operation Tramline vehicle has been modified from its manufacturer's standard specification, including but not limited to:

Speed limiter modifications or exemptions;

The vehicles are derestricted (they have no speed limiter).

Blue warning lights or other emergency-style warning equipment;

Blue strobe lights

Cameras, observation platforms or surveillance equipment;

The vehicles are equipped with 360-degree view cameras.

Any other specialist equipment installed for Operation Tramline purposes.

There is a third seat in the rear of the vehicles.

For each modification identified above, please confirm whether National Highways disclosed the modification and operational use of the vehicle to its insurer(s).

National Highways doesn’t hold this information. The vehicles being used for a policing purpose are insured by each police force.

Please approach the relevant force. Please provide copies of any documents, declarations, notifications, endorsements, correspondence, policy schedules or other records held by National Highways showing that the insurer(s) were informed of:

National Highways doesn’t hold this information.

When the cabs are being used for a policing purpose, they are insured by the individual police forces. the vehicle modifications;

National Highways doesn’t hold this information.

When the cabs are being used for a policing purpose, they are insured by the individual police forces. the vehicle's maximum operating speed;

National Highways doesn’t hold this information.

When the cabs are being used for a policing purpose, they are insured by the individual police forces. the presence of blue warning lights or other warning equipment;

National Highways doesn’t hold this information.

When the cabs are being used for a policing purpose, they are insured by the individual police forces. the vehicle's use for Operation Tramline;

National Highways doesn’t hold this information. When the cabs are being used for a policing purpose, they are insured by the individual police forces.

Any exemption from standard speed limiter requirements.

National Highways doesn’t hold this information. When the cabs are being used for a policing purpose, they are insured by the individual police forces.

If National Highways holds no documents demonstrating that the above matters were disclosed to the insurer(s), please confirm this.

When the cabs are being used for a policing purpose, they are insured by the individual police forces.

Please provide any policies, guidance, risk assessments or operating procedures relating to: the use of modified vehicles for Operation Tramline;

National Highways doesn’t hold this information. To obtain this information please refer to the individual police forces.

The operation of vehicles capable of speeds exceeding standard HGV speed limiter settings; and

National Highways doesn’t hold this information. To obtain this information please refer to the individual police forces.

The use of blue warning lights or similar equipment.

National Highways doesn’t hold this information. To obtain this information please refer to the individual police forces.

If any part of this request is considered exempt from disclosure, please provide the non-exempt information and specify the exemption relied upon.

Not applicable

Documents

There are no documents for this release.

This is National Highways' response to a freedom of information (FOI) or environmental information regulations (EIR) request.

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