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IP 2019(1), Connecticut Circular CT Employer's Withholding Guide
IP 2019(2), Q & A on the Connecticut Use Tax for Businesses and Professions
IP 2019(3), Q & A on the Connecticut Individual Use Tax
IP 2019(4), Q & A: The Dues Tax
IP 2019(5), Connecticut Income Tax Information for Armed Forces Personnel and Veterans
IP 2019(6), The "Buy Connecticut" Provision
IP 2019(7), Is My Connecticut Withholding Correct?
IP 2019(8), Bringing or Importing Alcoholic Beverages into Connecticut
IP 2019(9), 2019 Q & A on Estimated Corporation Business Tax and Worksheet CT-1120AE
IP 2019(12), Forms 1099-R, 1099-MISC, 1099-K, and W-2G Electronic Filing Requirements for Tax Year 2019
IP 2019(13), Form W-2 Electronic Filing Requirements for Tax Year 2019
IP 2019 (14), 2019 Taxable Year Federal/State Electronic Filing Handbook
IP 2019(15), This IP was never published, please see IP 2020(6)