Reference	Title	Category
ISO/TC 8	Ships and marine technology	A
ISO/TC 22/SC 34	Propulsion, powertrain and powertrain fluids	A
ISO/TC 59/SC 2	Terminology and harmonization of languages	A
ISO/TC 59/SC 17	Sustainability in buildings and civil engineering works	A
ISO/TC 147	Water quality	A
ISO/TC 207	Environmental management	A
ISO/TC 207/SC 3	Environmental labelling	A
ISO/TC 268	Sustainable cities and communities	A
ISO/TC 301	Energy management and energy savings	A
ISO/TC 86	Refrigeration and air-conditioning	B
ISO/TC 228	Tourism and related services	B

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.