US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER II: ENVIRONMENTAL PROTECTION AGENCYPart 168 — PROCEDURES FOR CONTESTED CASE HEARINGSSubpart B168.26635 Ill. Adm. Code 168.266Burden of ProofYear: 2026Length: 25 wordsOfficial source Section 168 Section 168.266 Burden of Proof The Complainant has the burden to prove by the preponderance of the evidence its allegations against the respondent.Previous35 Ill. Adm. Code 168.265Next35 Ill. Adm. Code 168.267