US lawIllinoisRegulationsTitle 80 — PUBLIC OFFICIALS AND EMPLOYEESCHAPTER I: STATE EMPLOYEES' RETIREMENT SYSTEM OF ILLINOISPart 1570 — THE ADMINISTRATION AND OPERATION OF THE STATE EMPLOYEES' RETIREMENT SYSTEM OF ILLINOIS – SOCIAL SECURITY UNIT1570.6080 Ill. Adm. Code 1570.60Employer's Responsibility to Withhold Social Security Contributions (Repealed)Last amended: 1989Year: 2026Length: 12 wordsOfficial source Section 1570 Section 1570.60 Employer's Responsibility to Withhold Social Security Contributions (Repealed)Previous80 Ill. Adm. Code 1570.50Next80 Ill. Adm. Code 1570.70