Refusal to submit to such tests shall not result in any disciplinary action nor shall such refusal be made part of his or her record.
50 ILCS 745/3.11
In the course of any interrogation no fireman shall be required to submit to a polygraph test, or any other test questioning by means of any chemical substance, except with the fireman's express written consent
Known as the Firemen's Disciplinary Act
The act spans §§ 50-745-1 to 50-745-7 (18 sections).
P.A. 83-783.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.