Reference	Title	Category
ISO/TC 59	Buildings and civil engineering works	A
ISO/TC 59/SC 13	Organization and digitization of information about buildings and civil engineering works, including building information modelling (BIM)	A
ISO/TC 127/SC 3	Machine characteristics, electrical and electronic systems, operation and maintenance	A
ISO/TC 184/SC 4	Industrial data	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.