Ill. Admin. Code tit. 35, § 1501.200
f) The Agency must issue a license revocation when either:
g) License Revocation
1) Before revoking a drycleaner license, the Agency must provide written notice of revocation to the owner or operator. The notice must include the following:
2) The owner or operator will have forty-five calendar days from receipt of the notice of revocation to respond in writing. If, after the response period expires and review of any response submitted by the owner or operator, the Agency determines revocation is still warranted, the Agency must revoke the license. The revocation must be provided in writing and include the following: