Connecticut State Department of Revenue Services

HOLIDAY: The Department of Revenue Services will be closed on Thursday, June 19th, a state holiday.

WEBINAR: DRS will be holding a webinar on Wednesday, June 25, 2025, at 10:00 a.m.  This session will provide an overview of the sales and use tax requirements pertaining to Sales and Use Taxes: Selling at Antique Shows, Craft Shows, Fairs, Farmer’s Markets, or Flea Markets. Select here to register.

Controlling Interest Transfer Tax Information

Prior Year's Controlling Interest Transfer Tax Forms

Controlling Interest Transfer Tax Forms
Form Name
 Description Revised Date
 AU-330 Controlling Interest Transfer Taxes 02/2023
 AU-330I Instructions for the Controlling Interest Transfer Taxes 10/2024
 AU-331 Controlling Interest Transfer Taxes Informational Return 02/2023