UNTDID - D.96A - Usage of Segment ATT Segment ATT is used in the following Messages:

GESMES, INSPRE, JAPRES, JOBAPP, JOBCON, JOBMOD, JOBOFF, PAXLST, PRPAID, RESMSG, SANCRT, SSIMOD, SSRECH, SSREGW, SUPCOT, SUPMAN, SUPRES, WKGRDC, WKGRRE,