Connecticut State Department of Revenue Services

HOLIDAY: The Department of Revenue Services will be closed on Monday, May 26th, a state holiday.

WEBINAR: DRS will be holding a webinar on Wednesday, June 11, 2025, at 10:00 a.m.  This session will provide an overview of the sales and use tax requirements pertaining to landscaping services and related outdoor services.  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 02/2023
 AU-331 Controlling Interest Transfer Taxes Informational Return 02/2023