80 Ill. Adm. Code 1750.30
General Office
Section 1750
Section 1750.30Â General
Office
The Board shall have offices at
Chicago and Springfield in the State of Illinois. Regular and special meetings
shall be held in Chicago except upon 10-day notice as provided in these rules,
the Chairman may designate the office at Springfield as the place of the
meeting. For effective and efficient operating purposes, all accounts,
records, files, books, reports, correspondence and other data or documents of
the System and the administrative personnel shall be maintained in an office in
Springfield, Illinois.