CT.gov Revenue Topic

Revenue

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myconneCT

The Connecticut Department of Revenue Services’ (DRS) online portal to file tax returns, make payments, and view your filing history.
Agency: Department of Revenue Services
Business Tax Information

The Department of Revenue Services (DRS) provides a list of information for business owners regarding registering a business and information on business taxes.
Agency: Department of Revenue Services
Individual Income Tax Information

Find information on filing requirements, income tax information, resources, and FAQs.
Agency: Department of Revenue Services
DRS Forms

Access all of the DRS forms.
Agency: Department of Revenue Services

Sales and Use Tax Form OS-114

Fill out your Connecticut sales and use tax return.

Filing for an Extension of Time to File

Use Form CT-1040 EXT to request a six-month extension to file your Connecticut income tax return for individuals.

Managing Business Registration Information

Manage your registration and information for your business.