WTH Employer Info

Highway Use Fee - Registration is now open for certain carriers to register for the new Connecticut Highway Use Fee - Click here for more information.

IMPORTANT INFORMATION - the following tax types are now available in myconneCT: Individual Income Tax, Attorney Occupational Tax, Unified Gift and Estate Tax, Controlling Interest Transfer Tax, and Alcoholic Beverage Tax. - Click here for the latest information.

Withholding Information

Employers paying WAGES

For New Employers
Withholding Forms and Connecticut Circular CT, Employer's Tax Guide
Nonresidents Who Work in Connecticut
Connecticut Residents Who Work in Another State

Payers of NONPAYROLL

IP 2022(8),Connecticut Tax Guide for Payers of Nonpayroll Amounts

Nonresident ATHLETES & ENTERTAINERS

Withholding Tax Requirements for Nonresident Athletes and Entertainers

Electronic Filing Options

File on-line through the TSC (Withholding tax, Sales and Use Taxes, etc.)
Electronic filing of W-2 and 1099 Forms
Use the Department of Labor's Internet Filing System for Wage Reporting
FSET - Program to file State and federal employment taxes over the Internet

Connecticut State Department of Revenue Services

Withholding Information