Reference	Title	Category
ISO/TC 17	Steel	A
ISO/TC 17/SC 15	Railway rails, rails fasteners, wheels and wheelsets	A
ISO/TC 37	Language and terminology	A
ISO/TC 37/SC 1	Principles and methods	A
ISO/TC 37/SC 2	Terminology workflow and language coding	A
ISO/TC 37/SC 4	Language resource management	A
ISO/TC 51	Pallets for unit load method of materials handling	A
ISO/TC 70/SC 8	Exhaust gas emission measurement	A
ISO/TC 104	Freight containers	A
ISO/TC 104/SC 1	General purpose containers	A
ISO/TC 104/SC 2	Specific purpose containers	A
ISO/TC 108/SC 2	Measurement and evaluation of mechanical vibration and shock as applied to machines, vehicles and structures	A
ISO/TC 108/SC 4	Human exposure to mechanical vibration and shock	A
ISO/TC 122	Packaging	A
ISO/TC 122/SC 3	Performance requirements and tests for means of packaging, packages and unit loads (as required by ISO/TC 122)	A
ISO/TC 145/SC 1	Public information symbols, signs and guidance system	A
ISO/TC 154	Processes, data elements and documents in commerce, industry and administration	A
ISO/TC 173/SC 1	Wheelchairs	A
ISO/TC 269	Railway applications	A
ISO/TC 269/SC 1	Infrastructure	A
ISO/TC 269/SC 2	Rolling stock	A
ISO/TC 269/SC 3	Operations and services	A

Notes

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.