D.C. Mun. Regs. tit. 22, r. 22-B2027
Every general hospital, special hospital for adults with one hundred (100) or more beds, and every special hospital that maintains a psychiatric service for adults shall provide one (1) or more security rooms.
All other special hospitals shall maintain a seclusion room and provide an attendant to be with the patient constantly where needed prior to removal to a psychiatric service.
No patient shall be placed in mechanical restraint or other seclusion, unless ordered by a physician or other qualified health professional, and unless a nurse or attendant is continuously on duty in charge of and responsible for the patient.
No restraint shall be applied unless it is designed and applied so that the person responsible can readily remove the restraints in case of an emergency.
D.C. Mun. Regs. tit. 22, r. 22-B2027