Connecticut Business Tax Calculator

Calculate corporate income tax, franchise tax, and gross receipts tax for businesses operating in Connecticut.

🗺️Why calculating in this state is different

Connecticut has a progressive income tax and relatively high cost of living with moderate sales taxes.

State Income Tax
3% - 6.99%
Base Sales Tax
6.35%
State Min Wage
$15.69 / hr
Abbreviation
CT
Connecticut Business

This calculator uses the latest 2026 data for Connecticut, including the minimum wage of $15.69/hr and the specific state income tax rates (3% - 6.99%).

$
State Tax Rate3% - 6.99%
📊State Details
State Income Tax
3% - 6.99%
Base Sales Tax
6.35%
State Min Wage
$15.69/hr
Abbreviation
CT
Net Income
$30,757.50
after taxes in Connecticut
Gross Income
$75,000.00
Total Tax
$44,242.50
📈Key Metrics
Net Income
$30,757.50
after taxes
State Tax
$27,742.50
state income tax
Effective Tax Rate
59.0%
total tax burden
ℹ️Summary
Gross Income$75,000.00
Federal Tax$16,500.00
State Tax$27,742.50
Net Income$30,757.50
❓Frequently Asked Questions

What is the corporate tax rate in Connecticut?

Corporate tax structures vary. In addition to potential corporate income taxes, businesses in Connecticut must also consider unemployment insurance taxes, sales tax collection (6.35%), and local business licenses.

Do LLCs pay tax in Connecticut?

LLCs are typically pass-through entities, meaning profits pass through to the owners' personal tax returns and are taxed at the personal 3% - 6.99% rate. However, Connecticut may also impose an annual LLC franchise fee.

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