This is the formal Air Force Mars Migration Plan dated August 15,  2008.  The implementation date for this realignment was January 01. 2009.

AF MARS Region Migration Plan

The old Air Force MARS Region structure looked like this!

DoDI4650.02 Instruction

This is the DoDI 4650.02 that brings the three MARS services together and changes the name MARS to:

Military “Auxiliary” Radio System