copies of this certificate containing a drawing, photographs, a copy of the manufacturers declaration that the ROPS meets the required regulations should be available to Event Scrutineers.
21.4. Each ROPS manufactured after 1.1.97 for which the ASN or the FIA has issued a ROPS( Rollcage) Certificate must bear an identification plate which details the manufacturer and the manufacturer’ s part number allocated to the cage. Details of this identity plate are to be included on the ROPS( Rollcage) Certificate.
Vehicle Categories Covered 22. Series Production, Touring and Sports Cars.
Material
22.1. Production Cars, Touring Cars, Sports cars up to 2,000cc – Basic rollbar / rollcage complying with App. 13 Diagram 10 or 11
22.2. Production Cars and Touring Cars over 2,000cc – Rollbar / rollcage complying with App. 13 Diagram 12 or 13.
22.3. Sports Cars over 2,000cc – Rollbar / rollcage complying with Appendix. 13 Diagram 12 or 13 or 64. a & 64. b and Diagram 47.
22.4. The different possibilities of installing the optional reinforcing members to the rollcage are shown in Appendix 13 Diagram 16 to 21.
22.5. Each type of reinforcement( Appendix 13 Diagram 16 to 21) may be used separately or combined with one or several others).
22.6. These reinforcements can be installed in each of the basic rollcages( Appendix. 13 Diagram 10 to 13).
22.7. As defined in Art. 20.
22.8. Note: For all the ROPS which are FIA Homologated after 1.1.2000 for Touring Cars the presence of the ROPS in the door aperture must comply with the following criteria( see Appendix 13 Diagram 63 in this section).
22.9. Dimension A must be a minimum of 300mm. 22.10. Dimension B must be a maximum of 250mm. 22.11. Dimension C must be a maximum of 300mm.
22.12. Dimension D( Measured from the upper corner of the windscreen, without the seal) must be a maximum of 100mm.
22.13. Dimension E must not be more than half height of the door aperture.
22.14. ASN Certified and non-Homologated ROPS constructed after 1.1.2001 in accordance with Appendix 13 Diagram 21 must also comply with the above dimensions.
22.15. Vehicles of Periods A-Z as defined within the current FIA yearbook for which a valid FIA Historic Technical Passport( HTP) has been issued – be fitted with a rollbar / rollcage as specified within the HTP issued for each individual Vehicle and with that Vehicle being in compliance with that specification.
23. Sports Racing Cars
Material
23.1. The rollbar must conform to Appendix 13 Diagram 64. a and 47. 23.2. Forward facing stays are permitted for open Sports Racing Cars. 23.3. Minimum height 92cm measured along the line of the driver’ s spine from the bottom of the car seat.
23.4. Cold drawn seamless carbon steel 350N / mm ².
Motorsport UK 2025 National Competition Rules Version 11
Chapter 7 Appendix 3- Roll Over Protection Systems( ROPS) 257