The Mississippi Trauma Advisory Committee (MTAC) acts as the advisory body for the Trauma Care System development and provide technical support to the Mississippi State Department of Health, Bureau of Emergency Medical Services in all areas of Trauma Care System design, trauma standards, data collection and evaluation, continuous quality improvement, trauma care system funding and evaluation of the trauma care system and trauma care programs.

The MTAC membership consist of: one licensed physician which is appointed from a list of nominees presented by the Mississippi Trauma Committee, American College of Surgeons; one licensed physician which is appointed from a list of nominees who are actively engaged in rendering emergency medical services presented by the Mississippi State Medical Association; one registered nurse whose employer renders emergency medical service which is appointed from a list of nominees presented by the Mississippi Nurse Association; two hospital administrators who are employees of hospitals which provide emergency medical services which is appointed from a list of nominees presented by the Mississippi Hospital Association; one licensed physician which is appointed from a list of nominees presented by the Mississippi Chapter of the American College of Emergency Physicians; one representative from each designated Trauma Care Region which is appointed from a list of nominees submitted by each Trauma Region; one EMT-Paramedic whose employer renders emergency medical service in a designated Trauma Care Region; one representative from the Mississippi Department of Rehabilitation Services; one member who is a person who has been a recipient of trauma care in Mississippi or who has an immediate family member who has been a recipient of trauma care in Mississippi; and one licensed neurosurgeon which is appointed from a list of nominees presented by the Mississippi State Medical Association.