The state Department of Revenue Services has extended the deadlines for the following Connecticut tax returns until July 15, 2020.

Type of Tax ReturnForm
Individual Income Tax Return & PaymentForm CT-1040, CT-1040-NR/PY
Individual Income Tax EstimatesForm CT-1040ES (for 1st and 2nd quarter payments)
Trust & Estate Tax Return & PaymentForm CT-1041 (for returns due between April 1, 2020, and July 15, 2020)
Trust & Estate Tax Return EstimatesForm CT-1041ES (for any estimated payments due between April 1, 2020, and July 15, 2020)
Pass-through Entity Return & PaymentForm CT-1065/1120SI (for returns due between March 15, 2020, and July 15, 2020)
Pass-through Entity Tax Estimated PaymentsForm CT-1065/1120SI ES (for any estimated payments due between March 15, 2020, and July 15, 2020)
Corporation Tax Return & PaymentForm CT-1120, CT-1120CU (for returns due between March 15, 2020, and July 15, 2020)
Corporation Tax Estimated PaymentsForm CT-1120ES (for any estimated payments due between March 15, 2020, and July 15, 2020)
Estate Tax Return & PaymentForm CT-706/709 (for returns due between April 1, 2020, and July 15, 2020)
Gift Tax Return & PaymentForm CT-706/709 (for returns due between April 1, 2020, and July 15, 2020)
Unrelated Business Income Tax Return & PaymentForm CT-990T (for returns due between March 15, 2020, and July 15, 2020)
Unrelated Business Income Tax Estimated PaymentsForm CT-990T ES (for any estimated payments due between March 15, 2020, and July 15, 2020)