C1
If field 23E contains TRAV, then either field 21D or field 29a must be present, but not both (Error code(s): E11).
C2
If field 23E contains GENC or OTHR and there is no field 29a, the following fields must be present (Error code(s): E19):
field 58a Issuer's Financial Institution
field 25 Issuer's Account Number/Code
field 21D Cheque Number
If field 29a is present, the following fields must not be present (Error code(s): E20):
field 58a Issuer's Account Number/Code
field 21D Cheque Number
C3
When field 52a is present in sequence A, it must not be present in any occurrence of sequence B.
Conversely, if field 52a is present in any occurrence of sequence B, it must not be present in sequence A (Error code(s): D64).
C4
Field 32A must only be present if field 28E contains the code LAST or ONLY (Error code(s): E21).
C5
Field 19 must only be present if field 28E contains the code MORE or LAST (Error code(s): E22).
C6
When field 28E contains ONLY, the amount specified in field 32A must be equal to the sum of all occurrences of field 32J in sequence B (Error code(s): E23).
When field 28E contains MORE or LAST, field 19 must be equal to the sum of all occurrences of field 32J in sequence B (Error code(s): E24).