Connecticut Department of Revenue Services

February 2010  
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DRS and All Calendars - Events for February 2010
2/1 All Day CT-1120, Corporation Business Tax Return Due
2/12 All Day State Offices Closed
2/15 All Day OP-383, Rental Surcharge Annual Report
  All Day State Offices Closed
  All Day CT-1065/CT-1120SI, Connecticut Composite Income Tax Return Due
  All Day CT-990T, Connecticut Unrelated Business Income Tax Return Due
2/25 All Day OP-300, Tobacco Tax Products Return Due
  All Day Monthly Cigarette Report Nonresident
  All Day Monthly Cigarette Tax Report Resident Due
  All Day Motor Fuel Tax Returns Due
  All Day OP-300, Tobacco Tax Products Return Due
2/27 8 AM - 4:30 PM Mandatory EFT Payment Due Date
2/28 All Day OS-114, Business Use Tax Return Due
  All Day 0-255 Wholesale Alcohol BeverageTax Return
  All Day OP-210, Room Occupancy Tax Return Due
  All Day O-372, Admissions and Dues Tax Return
  All Day O-255, Wholesale Alcoholic Beverage Tax Return
  All Day 2009 CT-W3, Connecticut Annual Reconciliation of Withtholding Tax Return Due
  All Day 2009 CT-1096, Connecticut Annual Summary and Transmittal of Information Returns Due