Connecticut state sales tax rate
The base state sales tax rate in Connecticut is 6.35%. Many services taxable (e.g., computer/data, repair, advertising). Combined uniform 6.35%.
Average local tax adds approximately 0%, bringing the typical combined rate to about 6.35%.
Do services need sales tax in Connecticut?
Yes — most services are subject to sales tax in Connecticut. Specific exemptions exist for professional services, healthcare, and non-discretionary services. Always confirm with the Connecticut Department of Revenue or your CPA for your specific industry.
Common exemptions
- Most professional services (legal, medical, accounting)
- Custom software development
- Many personal services
State rate
6.35%
Services
Taxable
Avg local add
0%