The tag 61 from the ASNB bank has a format for tag 61 which is not conform the Swift specifications. They use the IBAN (34x) for customer reference (16x). See attachment example.
But ASN bank puts the IBAN in the customer reference, which is acording to
Wikipedia at most 34 characters.
So this is the new pattern:
Pattern: 6!n[4!n]2a[1!a]15d1!a3!c34x[//16x]
The tag 61 from the ASNB bank has a format for tag 61 which is not conform the Swift specifications. They use the IBAN (34x) for customer reference (16x). See attachment example.
From: https://www.sepaforcorporates.com/swift-for-corporates
[34x]
[34x]
0708271685_09022020_164516.940.txt