|ISO/TC 22||Road vehicles||A|
|ISO/TC 22/SC 34||Propulsion, powertrain and powertrain fluids||A|
|ISO/TC 22/SC 38||Motorcycles and mopeds||A|
|ISO/TC 31/SC 10||Cycle, moped, motorcycle tyres and rims||A|
|ISO/TC 94/SC 1||Head protection||A|
Liaisons A: Organizations that make an effective contribution to the work of the technical committee or subcommittee for questions dealt with by this technical committee or subcommittee.
Liaisons B: Organizations that have indicated a wish to be kept informed of the work of the technical committee or subcommittee.
Liaisons C: Organizations that make a technical contribution to and participate actively in the work of a working group.