ISO 9021:2020

This document describes the types, positions and functions of the rider-operated controls on a motorcycle/moped[1], in order to facilitate use.
Annex A specifies controls, indicators and tell-tales for which identification is obligatory and the appropriate graphical symbols. Annex B provides the information for applying for electrically propelled motorcycle/moped1).
This document applies to those controls which, when fitted, are commonly used by the rider of a motorcycle/moped.
The definition or specification of a control does not signify the mandatory presence of each and every control listed in this document on a vehicle.
[1]   "motorcycle/moped" as defined in ISO 3833 but does not include a steering wheel type.