I got one. I live in the US and the process here is to fill out a paper application and take it to an M-B dealership. The service manager will sign off on the application and then the application is mailed in.
High Mileage Application

Sorry, couldn't resist a chance to show off my collection!
Edit because I just looked at this picture again and realized how cruddy my old grill looked. I've replaced the gray plastic since then!