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Date # Title
05/26/2026 2-26 SAMS Modernization - Cutover to New SAMS
01/05/2026 1-26 Illinois State Income Tax Exemptions - 2026
12/22/2025 8-25 Federal Tax Withholding Tables - 2026
12/22/2025 7-25 W-4 and Address Certification Form Reminders
12/22/2025 6-25 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2026
11/13/2025 5-25 Payroll Voucher File Layout Changes for W-2 Reporting of Qualified Overtime
10/01/2025 4-25 Payments for Deceased State Employees
10/01/2025 3-25 Payroll Voucher File Layout Changes & Earnings Statements
09/18/2025 2-25 Payroll Fund Shortfalls & Transaction Exceptions
01/02/2025 1-25 Illinois State Income Tax Exemptions - 2025
12/17/2024 8-24 Federal Tax Withholding Tables - 2025
12/17/2024 7-24 W-4 Form Reminders 2024
12/17/2024 6-24 State Minimum Wage Increase - 2024
12/17/2024 5-24 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2025
12/09/2024 4-24 Submitting Payroll Vouchers and Address Certifications Electronically
02/13/2024 3-24 Payroll Voucher File Layout Changes
02/07/2024 2-24 New Tier I Retirement Codes
02/07/2024 1-24 Non-Pensionable Additional Gross Payments
12/29/2023 6-23 Illinois State Income Tax Exemptions - 2024
12/21/2023 5-23 Federal Tax Withholding Tables - 2024
12/12/2023 4-23 W-4 Form Reminders 2023
12/12/2023 3-23 State Minimum Wage Increase - 2023
12/12/2023 2-23 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2024
07/13/2023 1-23 Update - 2023 Illinois State Income Tax Exemptions
12/30/2022 6-22 Illinois State Income Tax Exemptions - 2023
12/28/2022 5-22 Federal Tax Withholding Tables - 2023
12/15/2022 4-22 W-4 Form Reminders 2022
12/15/2022 3-22 State Minimum Wage Increase - 2022
12/15/2022 2-22 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2023
02/08/2022 1-22 W-4 Form Updates and Reminders for 2022
12/29/2021 10-21 Illinois State Income Tax Exemptions - 2022
12/29/2021 9-21 Federal Tax Withholding Tables - 2022
12/16/2021 8-21 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2022
12/16/2021 7-21 State Minimum Wage Increase - 2021
12/10/2021 6-21 State Income Tax Withholding for Employees Working in Other States
11/09/2021 5-21 Electronic Signatures on Payroll Vouchers
08/13/2021 4-21 Payroll Voucher File Layout Changes for Non-IL ACTS Agencies - Updates
08/10/2021 3-21 Rescinding Payroll Bulletins 04-20 and 05-20
05/10/2021 2-21 Payroll Voucher File Layout Changes for Non-IL ACTS Agencies
01/04/2021 1-21 Illinois State Income Tax Exemptions
12/23/2020 13-20 Federal Withholding Tax Tables - 2021
12/18/2020 12-20 State Minimum Wage Increase - 2020
12/18/2020 11-20 W-4 Form Updates and Reminders
08/27/2020 7-20 Federal Memorandum on Deferring Payroll Tax Obligations
12/18/2020 10-20 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2021
06/09/2020 6-20 6-20 State Minimum Wage Increase - 2020
12/04/2020 9-20 Employer Portion of Social Security Tax Paid for Sick and Family Leave Wages under the Families First Coronavirus Response Act
04/02/2020 5-20 Update-COVID-19 Temporary Procedures Memo
10/06/2020 8-20 W-2 Reporting for Sick and Family Leave Wages Paid under the Families First Coronavirus Response Act
03/16/2020 4-20 COVID-19 Temporary Procedures Memo
03/10/2020 3-20 2020 Federal Withholding Tax Tables and W-4 Form - Updates
01/14/2020 2-20 W-4 Form Changes and Reminders
01/10/2020 1-20 Federal Withholding Tax Tables – 2020
12/23/2019 7-19 Illinois State Income Tax Exemptions
12/23/2019 6-19 State Minimum Wage Increase - 2019
12/20/2019 5-19 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2020
11/14/2019 4-19 Moving Expense Reimbursements
11/08/2019 3-19 State Income Tax Withholding for Employees Residing in Other States
06/19/2019 2-19 Agency Instructions for Processing Step Raise Back Pay
05/08/2019 1-19 Truth in Hiring Act
12/19/2018 12-18 Illinois State Income Tax Exemptions - 2018
12/14/2018 11-18 Federal Withholding Tax Tables – 2019
12/14/2018 10-18 W-4 Form Reminder
12/14/2018 9-18 Change in Maximum Social Security (OASDI) and Medicare (HI) Withholding for Calendar Year 2019
09/13/2018 8-18 Calculating Group Insurance Attributable Income
09/06/2018 7-18 REVISED - Illinois State Income Tax Exemptions
08/08/2018 6-18 Processing Supplemental Back Pay
06/28/2018 5-18 Fair Share Fees
04/12/2018 4-18 W-4 Form
01/19/2018 3-18 Illinois State Income Tax Exemptions
01/16/2018 2-18 Supplemental Wages Withholding Rate
01/16/2018 1-18 Federal Withholding Tax Tables – 2018
12/13/2017 5-17 Form W-4 Reminder
12/13/2017 4-17 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2018
12/13/2017 3-17 Hard Copy Vouchers – Truncating SSNs
07/10/2017 2-17 REVISED - Illinois Income Tax Rate
07/07/2017 1-17 Illinois Income Tax Rate
12/22/2016 5-16 Federal Withholding Tax Tables – 2017
12/22/2016 4-16 Form W-4 Reminder
12/22/2016 3-16 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2017
12/07/2016 2-16 Processing Employee Bonus Payments
05/05/2016 1-16 Signature Authorization and Revocation Forms
12/22/2015 4-15 4-15 Illinois State Income Tax Exemptions
12/16/2015 3-15 3-15 Form W-4 Reminder
12/16/2015 2-15 2-15 Federal Withholding Tax Tables - 2016
11/10/2015 1-15 1-15 Roth 457 savings Plan
12/09/2014 10-14 10-14 State Income Tax Rate
12/09/2014 9-14 9-14 Federal Withholding Tax Tables – 2015
12/09/2014 8-14 8-14 Form W-4 Reminder
12/09/2014 7-14 7-14 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2015
06/02/2014 6-14 Pension Code Reform
03/28/2014 5-14 New Payroll Trailer for Involuntary Withholding Transactions
12/10/2013 4-14 Form W-4 Reminder
12/10/2013 3-14 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2014
12/10/2013 2-14 Federal Withholding Tax Tables - 2014
10/07/2013 1-14 Electronic Earnings Statements For State Employees
06/04/2013 3-13 3-13 Additional Employee Medicare Withholdings
05/22/2013 2-13 2-13 Payroll Reversals of Federal and State Taxes
01/08/2013 1-13 1-13 Federal Withholding Tax Tables - 2013
12/07/2012 3-12 3-12 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2013
02/23/2012 2-12 2-12 Middle Class Tax Relief and Job Creation Act of 2012
01/13/2012 1-12 1-12 Direct Deposit of State Employees Payrolls
12/27/2011 7-11 7-11 Temporary Payroll Tax Cut Continuation Act of 2011
12/20/2011 6-11 6-11 Form W-4 Reminder
12/20/2011 5-11 5-11 Federal Withholding Tax Tables -2012
12/20/2011 4-11 4-11 Change in Maximum Social Security (OASDI) and Medicare (HI) Contribuitons for Calendar Year 2012
09/15/2011 3-11 3-11 Mandated Direct Deposit - Public Act 97-0348
01/18/2011 2-11 2-11 Illinois Income Tax Rate
01/14/2011 1-11 1-11 Form W-4 Reminder
12/20/2010 4-10 4-10 Federal Withholding Tax Tables – 2011
12/20/2010 3-10 3-10 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2011
07/28/2010 2-10 2-10 Payroll Savings Bond Program to be Discontinued
06/15/2010 1-10 1-10 Change in State Minimum Wage Rate
12/17/2009 6-09 6-09 Withholding Adjustment for Nonresident Aliens – 2010 & Additional Withholding for Pensions - 2010
12/16/2009 5-09 5-09 Federal Withholding Tax Tables – 2010 & Advance Earned Income Credit Payments - 2010
12/15/2009 4-09 4-09 Form W-4 Reminder
12/15/2009 3-09 3-09 Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2010
06/15/2009 2-09 2-09 Change in State Minimum Wage Rate & Change in Federal Minimum Wage Rate
02/25/2009 1-09 1-09 Federal Withholding Tax Tables – 2009 & Advance Earned Income Credit Payments - 2009
12/11/2008 4-08 4-08 Form W-4 Reminder
12/11/2008 3-08 3-08 Federal Withholding Tax Tables – 2009 & Advance Earned Income Credit Payments - 2009
12/11/2008 2-08 2-08 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2009
06/13/2008 1-08 1-08 Change in State Minimum Wage Rate & Change in Federal Minimum Wage Rate
12/17/2007 9-07 9-07 Form W-4 Reminder
12/17/2007 8-07 8-07 Federal Withholding Tax Tables – 2008 & Advance Earned Income Credit Payments - 2008
12/17/2007 7-07 7-07 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2008
08/10/2007 6-07 6-07 Issuance of Warrants in Absence of Appropriations
07/16/2007 5-07 5-07 Change in Federal Minimum Wage Rate
06/22/2007 4-07 4-07 Change in State Minimum Wage Rates
03/15/2007 3-07 3-07 Payroll Voucher Tape/File Layout Revision - Delay
03/09/2007 2-07 2-07 Payroll Voucher Tape/File Layout Revision
02/07/2007 1-07 1-07 Elimination of Electronic Commerce Recalls
12/19/2006 4-06 4-06 Form W-4 Reminder
12/19/2006 3-06 3-06 Federal Withholding Tax Tables – 2007 & Advance Earned Income Credit Payments – 2007
12/19/2006 2-06 2-06 Change in Maximum Social Security (OASDI) and Medicare (HI) Contributions for Calendar Year 2007
03/10/2006 1-06 1-06 Change in Rules for Wage Deduction Summons

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