File Connecticut Form CT-1040 EXT
Prepare Form CT-1040 EXT now with e-File.com
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The CT-1040 EXT form is used for Connecticut residents who seek an extension of the filing deadline for their state income tax returns. Successfully filing the CT-1040 EXT automatically allows Connecticut residents a six month extension to file their CT-1040 or CT-1040NR/PY state income tax returns.