History of the Patch 
| MD-045 | Group Four Headquarters Version 1
|
Group IV was the first "true" group structure in MDWG that served as the prototype for the current command structure that empowers Group CC and provides them authority and responsibility. In 2005 the Wing boundries for Groups were redrawn and five groups were reduced to three. All the units in Group IV were transferred to Group I and two other squadrons added. The patch was designed by Lt Col John M Knowles.

The symbolism of the patch includes:
Information provided by:
Lt Col John M Knowles
Vice Commander, Maryland Wing
June 27, 2007