of the grid without the addition of a time delay except where grid positions have been made in accordance with Art. 5.3. b, c, d, e, or f below. If more than one Driver is subject to this rule then starting positions shall be determined by the Clerk of the Course. Qualified reserves shall however enjoy precedence over Competitors practicing entirely out of session or whose Practice times have been disallowed for whatever reason including Vehicle eligibility.
3.5. Drivers whose best lap time exceeds by more than 10 % that of the third fastest Vehicle within its class( where similar weather conditions prevailed) may be disqualified at the discretion of the Clerk of the Course.
3.6. During Practising the number of Vehicles on the course shall not exceed the number permitted in a race by more than 20 % unless the Track Licence specifies otherwise( Ch. 10 App. 1 Art. 4.2 – 4.3).
4. Heats
4.1. A Competition may be run in Heats the composition of which and of the Final will be determined by the Organisers and published in the Official Documents. The composition of the Heats may be modified or heats consolidated only by the Clerk of the Course after consultation with the Championship Coordinator if appropriate.
4.2. Starting positions in the Final will be determined by the finishing times recorded in each Heat unless the Official Documents specify otherwise.
4.3. A Driver must drive the same Vehicle in the Final as in the Heats.
5. Starts 5.1. Each Vehicle shall have an allotted position at the start in accordance with Art. 5.3 below. 5.2. Official Documents must specify:
a. the method of determining starting positions b. the maximum number of starters in each race.
5.3. Starting positions will be determined by:
a. b. c. d. e.
Practice times or handicap or finishing order in a preceding race or selection made with the object of placing the fastest Driver at the front or current positions in a Championship or f. ballot when the method must be specified in writing in Official Documents. 5.4. When starting positions are determined by Practice times:
a.
Only those times established by a Driver in the Vehicle correctly numbered, eligible and driving in the Race will be recorded.( Unless authorised by Official Documents‘ spare’ Vehicles’ are not permitted.)
b. All Vehicles in an Event must be given the opportunity to take part in the same Practice. c.
Any flying lap time recorded in a correct Practice session will be taken into account in determining grid positions even if the remainder of the qualifying laps are completed‘ out of session’.
5.5. Any Driver or Vehicle which has had all their Practice times disallowed but remains eligible to compete will be placed behind the rear line of the normal starting grid and will not start when the normal starting signal is given.
a. Such Drivers will be given a starting signal 10 seconds later.
Motorsport UK 2025 National Competition Rules Version 11
Chapter 12- Appendix 6- Competition Regulations 407