... A, B, C, D, E, F, G, H, I, and J, are normative 31 and considered a mandatory part of this Standard. Annex K is informative and not considered a 32 part of this Standard. 33 34 SP-3-4426-AD10-B, ... activity. 17 18 TIA standards documents are developed within the Technical Committees of the TIA and the 19 standards coordinating committees of the TIA standards board. Members of the committees ... Standard are encouraged to 4 investigate the possibility of applying the most recent editions of the standards indicated. ANSI and 5 TIA maintain registers of currently valid national standards...