Prior to 1977 the NCO support channel was regarded as informal. However, AR 600-20 formalized the NCO support channel and expanded its functions in December 1976. The NCO support channel is now directive in nature within established policies and orders. Because of this, commanders are seeing the senior NCO more actively participating in all unit activities and tasks. The NCO support channel (leadership chain) parallels and reinforces the chain of command. NCO leaders work with and support the commissioned and warrant officers of their chain of command.
In units at the battalion level and higher, the NCO support channel is the communication and supervision that begins with the command sergeant major (CSM), extends through first sergeants and platoon sergeants and ends with section chiefs, squad leaders, or team leaders. In addition to passing information, this channel is used for executing the commander’s orders and getting routine, but important, jobs done. Most often it is used to put into effect policies and procedures and to enforce standards of performance, training, appearance and conduct.
The connection between the chain of command and the NCO support channel is the senior NCO. Commanders issue orders through the chain of command, but senior NCOs must know and understand the orders to