ISO 10486:1992 Preview
Passenger cars -- Car radio identification number (CRIN)
This standard was last reviewed and confirmed in 2014. Therefore this version remains current.
Specifies the structure of a car radio identification number in order to establish a uniform identification number system for car radios installed and connected in passenger cars. It further specifies requirements on the marking of such car radios, and recommends providing a separate identification card containing the same information.