From the KCM website....
Known CrewmemberŽ (KCM) Policy Change
TSA is making a change to the KCM program, effective Jan. 13, 2015, by no longer requiring airline crewmembers to be in uniform when using the KCM checkpoint.
Also...
General Aviation Now in Known CrewmemberŽ (KCM)
Airlines for America (A4A), Air Line Pilots Association (ALPA), along with the National Air Transportation Association (NATA), have announced that the Known CrewmemberŽ (KCM) program will be made available to members of the air charter community. Air charter pilots, including Part 135 and Part 125, are welcomed to enroll in the expedited security screening program. Eligible aircraft operators, pilots and other crewmembers who want to participate in this program must apply for a two-year badge online through the secured NATA Compliance Services website. Please visit NATA's website for more information on how to join the program and its associated benefits for members.