The Provost Marshal Office is a professionally trained, positive, community customer focused Army law enforcement and access control organization that is responsive to the needs of not only the commander but the civilian community. The Provost Marshal Office is the chief law enforcement officer on the installation and provides the community with 24 hour police support to maintain good order and discipline, safety and security for all those who live and or work on Fort Jackson.

Assists the Installation Commander and Director of Emergency Services in all aspects of physical security, crime prevention and force protection; Develop, coordinate, implement and oversee physical security policies and procedures for mission assurance, in particular as it pertains to anti-terrorism; Critical infrastructure protection; installation preparedness and electronic security; providing for the protection, safety and security of all Soldiers, Family Members and Civilians on the installation.
The mission of the TCIS is to promote safety for all citizens through, education, engineering, and high-visibility, proactive, traffic enforcement. The primary goal is the prevention of personal injury and property damage due to unsafe road conditions and traffic collisions.
Active duty military personnel stationed in South Carolina who are not SC residents are not required to pay the vehicle license tax portion of the annual vehicle registration.
All personnel (including but not limited to active duty, retired, National Guard, and reserve military and their family members; Department of Defense employees and their family members; and civilians who are not affiliated with Fort Jackson) who desire to maintain, frequently use, or transport a privately owned weapon on this installation will register the weapon(s) with the Provost Marshal Office (within three (3) duty days if the weapon is to be stored on post or if the owner intends to use the MWR hunting areas or ranges).