Police 10 Codes PDF A communication tool used to transmit information quickly and efficiently between officers and dispatchers. For instance, “10-4” signifies “acknowledged” or “affirmative.”
Police 10 codes PDFs enable law enforcement to standardize and streamline communications, enhancing efficiency and safety. This standardized system traces its origins to the early 1930s, when the Illinois State Police first adopted a 10-code system to minimize misinterpretations and improve communication clarity.