D.C. Mun. Regs. tit. 6, r. 6-A1202
No person appointed as a campus or university special police officer under the provision of D.C. Official Code § 5-129.02 (2001) shall display a badge, weapon, or other evidence of authority in any place other than the property owned by, or under the control of the academic institution of higher education upon whose account he or she was appointed and by whom he or she is paid.
Each person appointed as a campus or university special police officer under the provisions of the D.C. Official Code § 5-129.02 (2001) shall carry his or her commission on his or her person when on duty, in uniform or armed.
Firearms or other dangerous weapons carried by a campus and university special police officer on the premises for which he holds a commission shall be left on the premises when that officer is not actually on duty.
Nothing contained in this chapter shall prevent a campus or university special police officer appointed under the provisions of D.C. Official Code § 5-129.02 (2001) from exercising his or her authority as an officer outside of the property or area he or she is appointed to protect when in fresh pursuit of a felon or misdemeanant from, or immediately adjacent to, the property or area to which he or she is commissioned to protect.
D.C. Mun. Regs. tit. 6, r. 6-A1202