BMW PREMIUM maps are used with CIC Professional navigation fitted to selected E-series and early F-series vehicles including 1, 3, 5, 6 and 7 Series, X1, X3, X5, X6 and Z4 models.
To check the map version in your BMW, go to your iDrive Navigation View, open the Settings Menu and scroll down to Navigation System Version. You will see the region, map type and year of your current map.