The most reliable way to create a multi-region version of MOTOTRBO CPS 16.0 (such as the widely used Build 828) involves modifying the internal configuration data archive. This forces the software to ignore regional hardware checks entirely. Understanding model region and CPS display? - Facebook
For CPS Version 16, a more specific method has emerged. According to a post on the myGMRS.com forums, a user discovered a hack to make Mototrbo CPS 16 build 828 work out of region by replacing a specific DLL file. Mototrbo Cps 16 Region Hack