DEEP is continuing to carry out its mission and provide services while keeping both the public and our workforce safe during the COVID-19 pandemic. Click here for the latest updates on DEEP's response to COVID-19. DEEP COVID-19 Response

Effective 3/13/2020, all pesticide exams are suspended until further notice.  Any questions or concerns can be directed to:

4/14/2020, List N: Disinfectants for use against SARS-CoV-2.  EPA has updated the content on List N and frequently asked questions about disinfectants related to coronavirus. Please read the label before use and follow all directions. Make sure your products are on the list and registered with the EPA.  Any questions may directed to

Pesticide Management Program

The main goal of the Pesticide Management Program is to prevent adverse human health or environmental effects from the misuse of pesticides.

Pesticide management programs include:

Information for Individuals/Homeowners

Certification Look Up

  • Kelly Registration Systems - Search databases for Connecticut pesticide product registrations.
  • Registered Pesticide Application Businesses by Town (PDF)(Excel)
  • Certified Commercial Pesticide Supervisors by Category  (PDF)(Excel)
  • Certified Commercial Pesticide Junior Operators (PDF)(Excel)


Useful Telephone Contacts

  • Poison Control Center:  1-800-222-1222
  • DEEP 24-hour Emergency Spill Reporting:  (860) 424-3338
  • Connecticut Agricultural Experiment Station: (203) 974-8500


For more information, please contact the Pesticide Management Program at (860) 424-3369, or write to:

Department of Energy and Environmental Protection
Bureau of Materials Management and Compliance Assurance
Pesticide Management Program
79 Elm Street
Hartford, CT  06106-5127


Content Last Updated April 14, 2020