D1 Regulations Appendix-E

Revised January 1, 2024

D1 Regional Competition Series Guidelines

Appendix-A

D1 Regulations

These D1 Regional Round Series Guidelines are established to provide guidelines for the D1 Regional
Round Series Rules and Regulations that should be reflected in the D1 Regional Round Series Rules andRegulations established by each organizer in order to recognize the D1 Regional Round Series held by
each organizer as a D1 Competition. D1 competition officials must use these guidelines as a guideline toensure that the competitions are safe and fair.

Appendix-B

1. basic provisions1) The local series to be held shall be held in accordance with the local series rules established by eachseries organizer.

C12) D1 competitions shall be held in accordance with the D1 Regulations and Supplementary Rules, andthe following provisions and the stipulations of each local series rule shall not conflict with theseregulations.

Appendix-3) Competitions must be held in compliance with all laws, ordinances, and local government regulations.

Appendix-C24) Under all circumstances, safety must be given top priority in the operation of the event, and participants
must follow the safety judgment of the organizer.
5) D1 regional series must have at least two rounds per year.

Appendix-D16) The basic format of the event name shall be "D1 Regional Round + name of each division + number ofrounds".

Appendix-

D2

2. eligibility of drivers to participate in the d1 regional series
1) Drivers must have a D1-A license, D1-B license, or provisional license as specified in the D1Regulations Appendix A License Regulations, and a regular driver's license or higher (except for those
who have not yet reached the age to obtain such license).

E2) All of the above licenses and regular driver's licenses must be valid on the day of the competition.

Appendix-3) A provisional license may be issued and made valid on the day of the event by attending a license
workshop.

Appendix-F

4) D1-GP license holders who participate in the regional classes must be outside of the prize categories.
3. application for participation
1) Application
Applications shall be addressed to the series organizer who establishes the series rules for eachregional round.
2) Application Period
As a rule, the deadline for application is 5 business days prior to the date of the event.
3) Participation fee
The fee shall be set for each series within the range of 15,000 yen to 20,000 yen (including tax).
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Appendix-2024 D1 Regional Competition Series Guidelines

D1 Regulations

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3) Single-Run Finals
The finalists will be selected in the order of the top finishers in the single run method.

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6. venue and competition course
1) Course and trackThe area where competition vehicles may enter is the course, and it must be made known that only
specially authorized competitors are allowed to enter. The track is defined as 3m outside the guard2) Qualifying
The finalists will be selected by either the single run method or the roulette method as stipulated in theD1 Rules.
In the roulette system, no grouping will be made and no action will be taken in case of changes incourse conditions.

4) Battle Run competition
The winner will be decided by a warm-up run, a run ahead, and a run behind. In the event of no winner,a rematch will be held. Ranking will be determined in accordance with D1 Rule 38.

Appendix-C2Appendix-2) Helmets
A full-face helmet is recommended. Helmets that do not cover the ears are not permitted.

7. method of competition
The following competition method will be used to determine the rankings as the basic format of theregional series, as determined by each regional series rules.
The competition method may be conducted only in the single run.
1) Practice session
In principle, there will be at least two 15-minute practice sessions.

EC1Appendix-

5. driver's equipment
1) Clothing, etc.
A racing suit for drivers is recommended. Long sleeves, long pants, athletic shoes, and racing gloves
must be worn.
The material should be flame-retardant and non-flammable, and other chemical fiber clothing must be
avoided.

3) Venue Facilities(1) Referee's seats will be provided at a location designated by the D1 judges, and the location must besafe.
(2) Course marshals shall be deployed in numbers appropriate for the safety operation of the event.
(3) The overall layout of the venue must be discussed with the D1 judges, and the safety of spectatorsand participants must be given the highest priority to prevent accidents and to prepare for any
unforeseen circumstances.
(4) The venue must be clearly and clearly marked with the division of the course, competition track,
paddock, and spectator area. and admission control must be implemented.
(5) The organizer must have valid insurance for participants and spectators.]

5) Numbering
All vehicles participating in the competition must have their individual bib numbers clearly displayed.

Appendix-B

Appendix-3) If a participant's vehicle is to be driven on public roads, it is the participant's responsibility to performthe "Daily Inspection and Maintenance" stipulated in the Road Trucking Vehicle Law before leaving thecompetition venue.

2) Course Layout
Course layouts must be set (escape zones, gravel, speed settings, etc.) in consideration of vehicles,drivers, and safety equipment suited to the course.

8. Competition Referees
Each tournament shall be officiated by at least two D1 referee license holders. If the referees are not valid
D1 referee license holders, prior approval from the D1 JAPAN ORGANIZATION is required.

FAAppendix-2) At the time of vehicle inspection or at the time of registration, each participant must present achecklist indicating that the vehicle has been maintained in a condition sufficient for competition at theparticipant's own risk. This checklist will be provided by the organizer.

fence of the course. The track is the part of the course designated for competition, and the two shallbe clearly separated and secured, or an alternative safety setup shall be secured, referring to the JAF
regulations for the official recognition of courses for speed event competitions in Japan.

Appendix-D1 Regulations

4. Participating Vehicles (Relaxation Items)
1) In principle, the "D1 Regulations, Appendix - C2_D2 Vehicle Regulations" shall be followed. However,the following items may be replaced by the following(1) Participating vehicles
In addition to "vehicles with a temporary cancellation registration certificate", "vehicles that haveobtained an official vehicle inspection (structural modification inspection and description changes
have been made)" may also participate.
(2) Exhaust systemExhaust system 7.3) of the D2 vehicle regulations is a recommended item only for cars registeredfor cancellation. 7.1) Exhaust volume must further comply with the regulations of the circuit where
the race is held.
(3) Bonnet pins
The installation of hood pins is a recommended item. However, vehicles with fuel system piping thathas been changed from the vehicle manufacturer's specifications must have a hood pin structurethat allows easy opening of the hood from the outside.
(4) Interior
Stock trim and mats need not be removed. However, additional floor mats, etc. must not beinstalled.
(5) Safety belts must be of 4-point type or higher during competition; full harness type of 5-point type or
higher is recommended.
(6) Roll cage
A 4-point or larger roll bar and side bars are recommended.
(7) Cut-off switch (main power breaker)
A cut-off switch is recommended.
(8)Tow Hook
It is recommended to install a towing hook in accordance with D2 vehicle regulations. Even withouta towing hook, the structure must be capable of towing.
(9) Engine 4.3) Engine Conversion in D2 Regulations: The standards and judgments set by eachorganizer shall take precedence over those of the D2 Regulations.
(10) The standards and judgments set by each organizer shall take precedence over the judgment
regarding the modification of the transmission as stipulated in 8) of the D2 Vehicle Regulations.

9. series point allocation and seeding
1) Points will be awarded in accordance with the D1 Lights Series Rule 14: Series Points.

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The top five in the cumulative series point ranking after each round will receive seeding rights for thenext round (numbers 1-5 will be assigned for the next round).
3) Both the ranking in the event and the allocation of series points will be in accordance with the D1 Lights
Series Rules.

D1 Regulations

10. prizes, etc.
Prizes will be determined in accordance with the series rules for each regional round.
11. logo and portrait rights
1) The "D1 Regional Round Banner" (banner) provided by the D1JO must be displayed at the event.

Appendix-2) When creating stickers, etc. to be affixed to vehicles, they must include the unified logo of the regional
competition series.

AB

Appendix-3) Participants in D1 competitions must grant the organizer and D1JO the right to use all their likenesses
in the competition.
4) No stickers from other competitions may be displayed on vehicles during D1 regional competitions.

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Appendix-1002024 D1 Regional Competition Series Guidelines