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• 2021 Latest News

• Referrers of Online Sales Annual Report Upload

• DRS to Offer Relief to Taxpayers Affected by the Texas and Oklahoma February Winter Storms

• Commissioner's Bulletin: Public Act 2021-3

• Important Reminders for the 2021 Filing Season

• Resources

• Other Helpful Information

• Forms

• IP 2011(27), Connecticut Income Tax Treatment of Gambling Winnings Other Than State Lottery Winnings

• IP 2011(26), Estimated Connecticut Income Tax

• IP 2011(18), Connecticut Tax Tips for Senior Citizens

• IP 2011(23), A Guide to Calculating Your Annualized Estimated Income Tax Installments and Worksheet CT-1040 AES

• IP 2011(28), Connecticut Income Tax Treatment of State Lottery Winnings Received by Residents and Nonresidents of Connecticut

• IP 2011(8), Connecticut Tax Guide for Payers of Nonpayroll Amounts

• IP 2011(22), Paying Connecticut Taxes by Electronic Funds Transfer