In any case of vacancy, while the Senate is not in session, the Governor shall make a temporary appointment until the next meeting of the Senate, when he shall nominate some person to fill such office.
45 ILCS 100/3
Vacancies occurring in the office of any appointed commissioner shall be filled by appointment by the Governor, by and with the advice and consent of the Senate
Known as the Bi-State Development Compact Act
The act spans §§ 45-100-0-01 to 45-100-4 (5 sections).
Laws 1949, p. 449.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.