Ill. Admin. Code tit. 35, § 722.133
Before transporting hazardous waste or offering hazardous waste for transportation off-site, a generator must placard or offer the initial transporter the appropriate placards according to USDOT regulations for hazardous materials under subpart F of 49 CFR 172 (Placarding), incorporated by reference in 35 Ill. Adm. Code 720.111(b). If placards are not required, a generator must mark each motor vehicle according to 49 CFR 171.3(b)(1) (Hazardous Waste), incorporated by reference in 35 Ill. Adm. Code 720.111(b).
(Source: Amended at 32 Ill. Reg. 11927, effective July 14, 2008)