US lawIllinoisRegulationsTitle 86 — REVENUECHAPTER I: DEPARTMENT OF REVENUEPart 100 — INCOME TAX100.950586 Ill. Adm. Code 100.9505Access to Books and Records -- 60-Day Letters (IITA Section 913) (Repealed)Last amended: 2000Year: 2026Length: 16 wordsOfficial source Section 100 Section 100.9505 Access to Books and Records -- 60-Day Letters (IITA Section 913) (Repealed)Previous86 Ill. Adm. Code 100.9500Next86 Ill. Adm. Code 100.9700