By on Sep 8, 2024 in | 4 comments « All Events This event has passed. Employment October 31, 2018 « Employment (UI-3/40) Employment » Employment (Semi-weekly Employment Deposit) Illinois: Business – Semi-weekly depositors (W/Th/F) must deposit employment taxes Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: October 31, 2018