Connecticut State Department of Revenue Services

DRS will be holding a webinar on Wednesday, May 14, 2025, at 10:00 a.m.  This session will provide an overview of the sales and use tax requirements pertaining to swimming pool installation, repair, cleaning and maintenance services.  Select here to register.

DRS Calculators/Tables

The following calculators are available from myconneCT. Click here to view the Tax Calculators.

  • Property Tax Credit Calculator
  • Income Tax Calculator
  • Social Security Benefit Adjustment Worksheet
  • Monthly Connecticut Withholding Calculator - CT-W4P
Tax Calculation Schedule
Tax Tables