On this topic:
NOTE: This information is referenced from ASC/X12 and may not be current. For the latest information please visit the ASC/X12 web site.
To hold the reference number of a data element and optionally a component data element within a composite.
REF IDENTIFIER NAME REQ TYPE MIN/MAX NOTES 01 725 Data Element Reference Number M N0 1/4 1 02 725 Data Element Reference Number O N0 1/4 2
Notes: