Sales Tax Holiday - To learn more about this year's Sales Tax Free Week, click here


Gas Tax - For updated information on the Suspension of the Motor Fuels Tax click here

Sales tax relief for sellers of meals: - Click here for updated information

myconneCT - Learn more about myconneCT

Modernized e-File (MeF)

General Information

The Connecticut Department of Revenue Services, in conjunction with the Internal Revenue Service (IRS), accepts electronically filed business income tax and individual income tax returns as part of the IRS Modernized e-File (MeF) Program. MeF is a web-based system that allows electronic filing of tax returns through the Internet. MeF uses the widely accepted Extensible Markup Language (XML) format.

Electronic Filing Information for Taxpayer Service Center (TSC)

Individuals
Businesses