If a caution indicator is used in the message key, the reason for the ...
The characters UNK, UNKN, or UNKNOWN may be used in inquiry transactions.
1.3 MESSAGE KEY (MKE) CODES. 1.4 RECORD
What purpose code is used for a person that will be working for criminal justice
Inquiry messages can be made in the GCIC/NCIC files.
This message appears before each Protection Order File record response .
All inquiries regarding the NCIC 2000 System should be addressed to the
Access, Use, and Dissemination of Protection Order File Information. 13-14
The file may be queried upon via a QND message key transaction.
2.2 UPDATE TO THE NICS DENIED TRANSACTION FILE CAVEAT