Ill. Admin. Code tit. 95, § 400.205
a) Types of Pretrial Restraint. Pretrial restraint is moral or physical restraint on a person's liberty that is imposed before and during disposition of offenses. Pretrial restraint may consist of conditions on liberty, restriction in lieu of arrest, arrest or confinement.
4) Confinement. Pretrial confinement is physical restraint, imposed by order of competent authority, depriving a person of freedom pending disposition of offenses. No person may be ordered into pretrial confinement, except upon determination of probable cause that the person committed an offense under the Code and with the concurrence of the NGIL-JA.
b) No person subject to the Code may be placed in any sort of pretrial restraint, except:
c) Probable cause for pretrial restraint exists when there is a reasonable belief that:
d) Each person ordered to pretrial restraint shall be promptly informed of: