ADOPTED_FROM:ISO 554:1976
ISO/TMBG refers to the groups that report to the ISO Technical Management Board (TMB). The TMB is the governance body responsible for the general management of the technical committee structure within ISO. As stated in clause 9.4 of the ISO Statutes,
Information technology - Generic cabling for customer premises - Part 9905: Guidelines for the use of installed cabling to support 25GBASE-T application (Adopted ISO/IEC TR 11801-9905:2018, first edition, 2018-02)
Information technology - Generic cabling for customer premises - Part 9906: Balanced 1-pair cabling channels up to 600 MHz for single pair Ethernet (SPE) (Adopted ISO/IEC TR 11801-9906:2020, first edition, 2020-02)
Information technology - Generic cabling for customer premises - Part 9907: Specifications for direct attach cabling (Adopted ISO/IEC TR 11801-9907:2019, first edition, 2019-07)