I tried
http://www.realoem.com/bmw/ with a VIN for a new F30 on a sales yard here in NZ and it shows the 'Car infotainment computer' 'up to 11/2012'. So it looks like cars in this part of the world are revised from Dec onwards as previously noted.
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BMW iX M60, Storm Bay with XPEL Stealth PPF, Exterior Line Titan Bronze, 1EW 22" 1023 Wheels, Amido Leather, Comfort Package, Interior Camera, Clear&Bold, Sun Protection Glazing, B&W Diamond Sound, Folding Towbar, Rear Axle Steering.