The Connecticut (CT) state sales tax rate is currently 6.3%, ranking 12th-highest in the U.S. It's a statewide sales and use tax. There are no additional sales taxes imposed by local jurisdictions in Connecticut. The average combined tax rate is 6.35%, ranking 33rd in the US.

In Connecticut, food products for human consumption, medical goods and equipment, college textbooks, bicycle helmets, child car seats, gun safety devices, United States and Connecticut flags, and motor vehicles, aircraft, and vessels are exempt from the sales tax.

Connecticut?s annual back-to-school sales tax Free week (August 19-25, 2018) applies to each eligible item of clothing or footwear sold for less than $100.