Connecticut State Department of Revenue Services

Holiday Closure:The Department of Revenue Services will be closed on Thursday, November 28th, a state holiday.

Upcoming CT DRS webinar: Select to register for the upcoming Withholding Forms W-2 and 1099 Annual Filing Webinar on Wednesday, December 4, 2024, at 10:00 a.m.

IRS Information

For questions about Federal taxes, contact the Internal Revenue Service (IRS) by calling 1-800-829-1040 or visit an Internal Revenue Service Office at:

Hartford - 135 High Street Norwalk - 761 Main Ave
Bridgeport - 915 Lafayette Boulevard New London - By appointment only
Danbury - 131 West Street Waterbury - 14 Cottage Place
New Haven - 150 Court Street, 4th Floor
 
For information on the local offices, visit the IRS webpage on Local Offices in Connecticut.