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Business Entity Tax Return


File Electronically for FREE! Use the TSC-BUS

Name Type Description Revised
TPG-139 Brochure Connecticut Business Entity Tax Brochure 02/2018
TPG-195 Notice Connecticut Business Entity Tax Registration Notice 09/2016
OP-424 Form & Instr. Business Entity Tax Return 09/2018

For tax years beginning on or after January 1, 2013 the business entity tax is due every other year.

NOTE: Taxpayers that want to close their BET account must first dissolve with the Secretary of State and file a final return. Use the existing form and write the year of dissolution on your form.