3.9. The point of failure will be at a vertical line from the centre of the hub of the front Wheel which is the farther from the start of the section.
3.10. The beginning of any Observed Section will be marked by signs and its boundaries by markers or natural obstacles.
3.11. Natural obstacles must not be used as penalty markers.
3.12. Before attempting an Observed Section a Vehicle must be brought to rest with a leading Wheel hub centre vertically over the Start Line as indicated by Officials.
3.13. The Driver must not proceed until instructed to do so.
3.14. If an Observed Section is divided into Sub-Sections signs must indicate the beginning and end of each Sub-Section.
3.15. A Vehicle will be considered to have entered an Observed Section or Sub-Section when the leading wheel hub centre has passed the marker( s) indicating the beginning of the section.
3.16. A Vehicle will be considered to have left an Observed Section or Sub-Section when the leading Wheel hub centre is past the marker( s) indicating the end of the section, provided that no prior penalties have been incurred.
3.17. * Failure in a lower or earlier Sub-Section will constitute failure in all succeeding Sub-Sections.
3.18. The Start Line will indicate the greatest penalty and the Finish Line the zero Penalty. The Official Documents will specify the methods of scoring and application of penalties.
3.19. A Competitor will be deemed to have failed to negotiate an Observed Section non-stop if:
a.
Any part of the Vehicle touches a penalty marker, and / or b. All Wheels cross the boundary of the Course as defined by the Clerk of the Course.
3.20. The point of failure will be deemed to be that at which the first penalty marker is touched or the point at which the Course boundary is first crossed by all Wheels of the Competition Vehicle.
3.21. Should this point of failure coincide with the division between two Sub- Sections the marks lost will be those on the Sub-Section recording the greater penalty.
3.22. Performances on any Observed Section may be ignored at the Organisers’ discretion even though there have been successful attempts to negotiate the section.
3.23. If this discretion is exercised no performance on the section in question must be taken into account when compiling the results.
3.24. No unauthorised assistance is allowed and Vehicles must complete the Course under their own power. No case of Force Majeure will be taken into consideration.
3.25. At the Organisers’ discretion a minority of the Observed Sections may be timed if provided for in the Official Documents. The following conditions will apply:
3.26. Only those sections which the Organisers anticipate will be completed without penalty by the majority of Competitors may be timed.
a. Any such timed section must be less that 200m long. b. No Sub-Sections of an arduous or demanding nature can be used. c.
d.
The maximum time allowed for each timed section must be stated in the Official Instructions prior to the commencement of the test.
The maximum time allowed for each timed section must not require any Competitor to exceed 15mph or 30 seconds per 200m.
Motorsport UK National Competition Rules 2026 Edition 1
Chapter 20 Appendix 8- Competitors Regulations – Trials and Un-timed Events
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