35 Ill. Adm. Code 725.451
Closure
Section 725
Section 725.451Â Closure
At closure, the owner or
operator must remove all hazardous waste and hazardous waste residues
(including but not limited to ash, scrubber waters and scrubber sludges) from
the incinerator.
BOARD NOTE:Â At closure, as
throughout the operating period, unless the owner or operator can demonstrate,
in accordance with Section721.103(d), that the residue removed from his
incinerator is not a hazardous waste, the owner or operator becomes a generator
of hazardous waste and must manage it in accordance with all applicable
requirements of 35 Ill. Adm. Code 722 through 728.