Rules applicable to the use of CERN cars are given here (EN) & here (FR)
USE OF EPC CARS
Once you get the authorisation to drive CERN cars (via the EDH Car Driving Authorisation form), you can ask access to the EPC TRAKA systems in which car keys are stored. To do so please use the ADaMS Access Request form.
Here the guide for EPC Car pool
Your CERN access card will be required to open the TRAKA.
You will also need to ask for a Token device to your group secretary (GPS-Tracking)
CAR SHARING SYSTEM
Car Sharing User Guide here
Once you get the authorisation to drive CERN cars (EDH Car Driving Authorisation form), you can enroll to the Car Sharing System. Please find here relevant information