2012 FIM Technical Rules Motocross

19.03
Seals must be fixed to the front main frame.
19.04
Weighing scales must be certified annually by a National Institute.
19.05
For Groups B1 and B2 at all competitions a passenger must be carried.
01.21 DESIGNATION OF MAKE
When two manufacturers are involved in the construction of a motorcycle the
name of both must appear on the machine as follows:
• The name of the chassis manufacturer
• The name of the engine manufacturer
This applies where no commercial interests are involved.
01.23 DEFINITION OF A PROTOTYPE
A prototype motorcycle is a vehicle which must conform to the safety requirements
as required by the FIM Sporting Code and Appendices applicable to the type of
competition for which it is to be used.
01.25 GENERAL SPECIFICATIONS
The following specifications apply to all vehicles of the groups indicated and to all
types of competitions except where otherwise stated in the corresponding section
of the FIM Sporting Code.
They should also be applied to all national competitions unless the FMNR
(National Motorcycling Federation) has otherwise directed.
Further specifications for some competitions may also be required and these
will be detailed in either the appropriate FIM Appendix or in the Supplementary
Regulations for the competition in question.
7
General(e) Section