Ill. Admin. Code tit. 92, § 3000.1350
a) Notwithstanding Sections 107.333 through Section 107.337, the Director may issue a compliance order for immediate compliance, which is effective upon issuance, and until rescinded or suspended, if he finds:
f) The Director shall commence a compliance order proceeding as soon as practicable after the issuance of a compliance order for immediate compliance.
(Recodified from 92 Ill. Adm. Code 107 (Department of Transportation) pursuant to P.A. 104-0025, at 49 Ill. Reg. 12509)