L11 Business Instructions
To specify instructions in this business relationship.
Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.
R0103: At least one of L11-01 or L11-03 is required
P0102: If either L11-01 or L11-02 is present, then the other is required
Reference Number Qualifier
Code qualifying the Reference Number.
A free-form description to clarify the related data elements and their content.