At approximately 2200 mountain time, an AMD CH2000 crashed 7.1 miles southeast of Milford, seriously injuring the instrument student and instructor. The airplane was flying from Cedar City to Salt Lake City and had filed an IFR flight plan to be activated at Delta, Utah. VMC prevailed at the time of the accident. Shortly after the accident, one of the occupants called 911 on a cell phone, reporting the accident and that one person remained trapped in the wreckage. The accident was found about two hours later at about 8,500 feet msl in an area where terrain rises to 8,840 feet.