Ill. Admin. Code tit. 41, § 141.210
a) During a State Written Examination, if the vendor finds evidence of a candidate cheating or violating any requirements of this Part, the vendor shall immediately end the candidate's examination and confiscate any unauthorized note or reference materials. Evidence of cheating may include the following or similar activities:
4) Suspicious behavior relevant to alcohol or drug abuse; or
d) When the Division determines that the evidence presented by the vendor is credible, the candidate's State Written Examination score shall be invalidated and a written notification shall be sent to the candidate and employing chief, which shall include:
e) The Division will review training records of training facilities and fire service personnel. In the course of reviewing training records, a candidate’s State Written or Practical Examination scores shall be invalidated for causes including:
f) When the Division determines that evidence involved requires the invalidation of a candidate’s State Written or Practical Examination score, the candidate's State Written or Practical Examination score shall be invalidated and a written notification shall be sent to the candidate, the candidate’s employing chief and training facility, if applicable, which shall include:
(Source: Amended at 47 Ill. Reg. 424, effective January 1, 2023)