Connecticut DRS Forms
Browse source-backed connecticut drs forms with fillable PDF workflows, official source links, and filing context for common document tasks.
Use current Connecticut DRS forms
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Filing checklist
- Confirm the current Connecticut DRS form edition before filing.
- Review official instructions for fees, deadlines, signatures, and submission channels.
- Keep a copy of the completed PDF and any official confirmation or receipt.
8 Connecticut DRS Forms
Page 1 of 1
CT-1040 (Connecticut)(2024)
Connecticut Resident Income Tax Return
Connecticut resident individual income tax return. The primary form for Connecticut residents to file state income taxes.
CT-1040 EXT (Connecticut)(2024)
Application for Extension of Time to File
Connecticut application for extension of time to file individual income tax return.
CT-1040 TCS (Connecticut)(2024)
Tax Calculation Schedule
Connecticut tax calculation schedule used with Form CT-1040 to compute tax liability.
CT-1040NR/PY (Connecticut)(2024)
Nonresident/Part-Year Resident Income Tax Return
Connecticut nonresident and part-year resident income tax return for individuals who moved into or out of Connecticut during the tax year.
CT-1040X (Connecticut)(2024)
Amended Connecticut Income Tax Return
Connecticut amended income tax return for individuals who need to correct a previously filed CT-1040.
CT-W4 (Connecticut)(2024)
Employee's Withholding Certificate
Connecticut employee withholding certificate, the state equivalent of federal W-4. Used to determine Connecticut income tax withholding.
CT-W4NA (Connecticut)(2024)
Employee's Withholding Certificate - Nonresident Apportionment
Connecticut withholding certificate for nonresident employees who apportion income earned in Connecticut.
CT-W4P (Connecticut)(2024)
Withholding Certificate for Pension or Annuity Payments
Connecticut withholding certificate for pension, annuity, and other retirement distributions.