What does the request code QR signify?

The request code QR signifies a "Criminal History Record Request." This code is used in the context of the National Crime Information Center (NCIC) to allow law enforcement agencies to query and obtain information related to an individual's criminal history. It provides the necessary framework for accessing crucial criminal justice data to assist in investigations and law enforcement operations. The use of this code is vital for maintaining clear communication and standardized procedures among agencies accessing criminal records, ensuring that the information is retrieved effectively and accurately.

Other options may seem plausible, but they do not align with the standardized coding system established by NCIC for accessing specific types of records.