myconneCT
Register, file tax returns, make payments and view filing history.
Settings Menu
Page 27 of 120 for income tax calculator ×
Ruling 93-24, Corporation Business Tax / Dividends - Received Deduction
SN 2000(9), Sales and Use Tax Exemption for College Textbooks
Ruling 2003-3, Corporation Business Tax / Internal Revenue Code §338(h)(10) Elections
SN 2003(11), 2003 Legislation Affecting the Controlling Interest Transfer Tax
Tax Guide for Payers of Nonpayroll Amounts
Due Date for Certain State Tax Returns September 30 2020
First tax return filings due using myconneCT
Connecticut Premiums Tax on Insureds Directly Procuring, Continuing or Renewing Insurance from a Nonadmitted Insurer