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Connecticut: Agreement State Information

On September 30, 2025, Connecticut became an Agreement State (see the Connecticut Application Agreement Process).

The NRC's Regional Office in King of Prussia (Region I) is responsible for carrying out the Agency's duties in Connecticut. No fuel cycle facilities are located in Connecticut.

On this page:

Regulatory Contacts for Connecticut

State Regulatory Contacts
Non-Agreement State Director	State Liaison Officer
Jeffrey Semancik, Director Radiation Division Connecticut Dept. of Energy and Environmental Protection 79 Elm Street Hartford, CT 06106 PH (860)424-4190 FX (860)424-4065 jeffrey.semancik@ct.gov	Jeffrey Semancik, Director Radiation Division Connecticut Dept. of Energy and Environmental Protection 79 Elm Street Hartford, CT 06106 PH (860)424-4190 FX (860)424-4065 jeffrey.semancik@ct.gov

TBD

Individuals To Receive Advance Notification of Radioactive Material and Nuclear Material Shipments
Material Category	Individual to be Notified
Part 37 Part 71 Part 73	Jeffrey Semancik, Director Connecticut Department of Energy and Environmental Protection Radiation Division 79 Elm Street Hartford, CT 06106-5127 Phone: (860) 424-4190 Mobile: 860) 597-3628 Fax: (860) 706-5339 24-hour phone: (860) 424-3333 E-mail: Jeffrey.Semancik@ct.gov

Page Last Reviewed/Updated Monday, June 08, 2026