|ISO/TC 20||Aircraft and space vehicles||A|
|ISO/TC 20/SC 1||Aerospace electrical requirements||A|
|ISO/TC 20/SC 4||Aerospace fastener systems||A|
|ISO/TC 20/SC 14||Space systems and operations||A|
|ISO/TC 79||Light metals and their alloys||A|
|ISO/TC 155||Nickel and nickel alloys||A|
|ISO/TC 184||Automation systems and integration||A|
|ISO/TC 184/SC 1||Physical device control||A|
|ISO/TC 184/SC 4||Industrial data||A|
|ISO/TC 184/SC 5||Interoperability, integration, and architectures for enterprise systems and automation applications||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 (for ISO/IEC JTC1 only).
Liaisons D: Organizations that make a technical contribution to and participate actively in the work of a working group.