2.5. The Specific Regulations relating to Competition Car Log Books and Vehicle Passports are provided in App. 1.
2.6. By reciprocal arrangement the ASN will recognise Log Books issued by Motor Sport Ireland. Such Log Books are considered valid for Competitions within the UK.
2.7. As a general principal of all Technical Regulations it is prohibited to carry out any tuning or modification unless expressly permitted by the relevant Regulation( s) or a component is stated to be‘ free’.
2.8. Specific Regulations applying to Vehicles that are not powered exclusively by an internal combustion engine are to be contained in Official Documents and those Vehicles are additionally subject to the relevant provisions of Apps. 2 – 10 of this Chapter.
2.9. The Regulations for Electrified Vehicles are provided by App. 11. 2.10. The Regulations for Roll-Over Protection Systems( ROPS) are provided by App. 3. 2.11. The Regulations for Fuel Systems are provided by App. 4
2.12. The Regulations for Electrical Systems except Electrified Vehicles are provided by App. 5 Regulations for Electrical Systems except EV.
2.13. The Regulations for Fire Extinguishers and Systems are provided by App. 6. 2.14. The Regulations for seats harnesses and headrests are provided by App. 7. 2.15. The Regulations for exhaust systems and sound testing are provided by App. 8. 2.16. The Regulations for On Board Cameras are provided by App. 9 2.17. The Regulations for Competition Numbers are provided by App. 10
2.18. All Vehicles must comply with the Safety Regulations as provided by their Specific Technical Regulations and Apps. 2 – 10 of this Chapter.
2.19. Vehicle occupants wearing normal Personal Safety Equipment( Ch. 9) and seated in their normal position with safety harness fastened and the steering wheel in place must be able to evacuate the Vehicle in a maximum of 10 seconds
2.20. All Vehicles must be made available to the Event Scrutineers for examination and approval before taking part in any Competition or Official Practice.
Specific Regulations applying to scrutineering are provided by App. 12. The role and powers of Technical Officials are provided by Ch. 5 of these NCR.
If a Competitor has any doubt as to the conformity of the Vehicle or any component in it being used or intended to be used in Competition then the Competitor should consult and seek advice from a relevant Scrutineer( for example a Championship Eligibility Scrutineer) or the ASN.
Motorsport UK National Competition Rules 2026 Edition 1
Chapter 7- Competitor Vehicles and Vehicle Safety Equipment 250