How to look up a license in Connecticut
To confirm a Connecticut license, search the board that issued it: DPH, SOTS, CID and 5 more for the cosmetologists, massage therapists, notaries and registered nurses, among others, we cover.
On this page
Official license searches in Connecticut
6 official searches from 8 boards cover the Connecticut licenses on this site (some boards share one state search). One row also links a complaint page.
| Board | Licenses it covers | Search | Complaints |
|---|---|---|---|
| Department of Public Health (DPH) | cosmetologists and massage therapists | License search1 | – |
| Office of the Secretary of the State, Business Services Division (SOTS) | notaries | License search2 | – |
| Department of Public Health (DPH) | registered nurses | License search3 | – |
| Connecticut Insurance Department (CID) | insurance agents | License search4 | – |
| Plumbing and Piping Work Examining Board | plumbers | License search5 | – |
| Connecticut Department of Labor (CTDOL) | plumbers and electricians | License search5 | – |
| Department of Public Health (DPH) | nursing assistants | License search6 | – |
| Electrical Work Examining Board | electricians | License search7 | File a complaint7 |
| Department of Emergency Services and Public Protection (DESPP) | security guards | License search8 | – |
| Department of Consumer Protection (DCP) | real estate agents and general contractors | License search9 | – |
What each search covers
A board's search lists only its own licenses:
- Department of Public Health: the 3 credentials it issues for cosmetologists and massage therapists, including Registered Hairdresser and Cosmetician (DPH: Hairdresser/Cosmetician license), Massage Therapist and Temporary permit (massage therapist).
- Office of the Secretary of the State, Business Services Division: the Notary Public.
- Department of Public Health: the 2 credentials it issues for registered nurses, including Registered Nurse license (single-state) and Registered Nurse multistate license (MSL).
- Connecticut Insurance Department: the 5 credentials it issues for insurance agents, including Producer (Individual Only), Fraternal Agent (Individual ONLY), Certified Insurance Consultant (Individual & Business Entity), P.A. 187, Travel – Limited Lines (Individual & Business Entity) and Surplus Lines Broker (Individual & Business Entity).
- Plumbing and Piping Work Examining Board: the 12 credentials it issues for plumbers, including P-2 Unlimited Journeyperson Plumber, J-2 Limited Well Pumps and Piping Journeyperson, J-4 Limited Lawn Sprinkler Journeyperson, P-6 Limited Sewer, Storm, and Water Journeyperson, P-8 Limited Gasoline Tank, Piping, and Pump Journeyperson and PP-2 Limited Process Piping Journeyperson and others.
- Connecticut Department of Labor: the Apprentice permit / Labor Department card of registration.
- Department of Public Health: the Certified Nurse Aide (registered nurse's aide).
- Electrical Work Examining Board: the 14 credentials it issues for electricians, including E-2 Unlimited Electrical Journeyperson, C-6 Limited Electrical Journeyperson, C-8 Limited Electrical Sign Journeyperson, L-2 Electrical Lines Journeyperson, L-6 Limited Electrical Journeyperson and PV-2 Limited Solar Electric Journeyperson and others.
- Department of Emergency Services and Public Protection: the Security service license (security service agency license for corporations).
- Department of Consumer Protection: the 6 credentials it issues for real estate agents and general contractors, including Real Estate Salesperson, Real Estate Broker, Home Improvement Contractor, Home Improvement Salesperson, Major Contractor and New Home Construction Contractor.
How to check a license
Search the board for the work you are hiring for, then check the status, the license type and the expiration date (what to check in the result).
The occupation pages explain what each license level allows: cosmetologists, massage therapists, notaries, registered nurses, insurance agents, plumbers, electricians, nursing assistants, security guards, real estate agents, general contractors.
Sources
Every number and rule above links to one of these official pages. Select a footnote number to read the board's own words.
- eLicense license lookup (credential type list)State of Connecticut eLicenseChecked November 7, 2026
- Notary Public LicensingConnecticut Office of the Secretary of the StateChecked November 6, 2026
- How do I convert my state nursing license to a multistate license (MSL)?Connecticut Department of Public HealthDated September 30, 2025Checked November 7, 2026
- Producer (Individual Only) - CT Insurance DepartmentConnecticut Insurance DepartmentChecked November 7, 2026
- Plumbing and Pipefitting WorkConnecticut Department of Consumer ProtectionChecked November 7, 2026
- Nurse Aide RegistrationConnecticut Department of Public HealthChecked November 7, 2026
- Electrical LicenseConnecticut Department of Consumer ProtectionChecked November 7, 2026
- Licensed private detectives and security companies listDepartment of Emergency Services and Public ProtectionChecked November 7, 2026
- Verify a LicenseConnecticut Department of Consumer ProtectionChecked November 6, 2026