Connecticut

Wildlife Violator Compact (Joined 2013)
Thames River Flood Control Compact (Joined 1957)
Tri-State Sanitation Compact (Joined 1941)
State Authorization Reciprocity Agreement (Joined 2016)
Social Work Compact (Joined 2024)
Psychology Interjurisdictional Compact (Joined 2022)
Physical Therapy Licensure Compact (Joined 2023)
PA Licensure Compact (Joined 2025)
Nurse Licensure Compact (Joined 2024)
Northeast Interstate Low-Level Radioactive Waste Management Compact (Atlantic Compact) (Joined 1983)
Northeastern Interstate Forest Fire Protection Compact (Joined 1949)
Nonresident Violator Compact (Joined 1981)
New York-Connecticut Boundary Agreement (Joined 1880)
New England Interstate Water Pollution Control Compact (Joined 1949)
New England Police Compact (Joined 1967)
New England Radiological Health Protection Compact (Joined 1969)
New England Interstate Planning Compact (Joined 1967)
New England Higher Education Compact (Joined 1955)
New England Interstate Corrections Compact (Joined 1958)
National Popular Vote Interstate Compact (Joined 2018)
National Crime Prevention and Privacy Compact (Joined 2000)
Multistate Lottery Agreement (Joined 1995)
Massachusetts-Connecticut Boundary establishment (Joined 1801)
Interstate Medical Licensure Compact (Joined 2022)
Interstate Library Compact (Joined 1967)
Interstate Insurance Product Regulation Compact
Interstate Corrections Compact (Joined 1973)
Interstate Compact on the Placement of Children (Joined 1967)
Interstate Compact on Educational Opportunity for Military Children (Joined 2008)
Interstate Compact on Adoption and Medical Assistance (Joined 1999)
Interstate Compact For Mutual Military Aid In An Emergency (Joined 1953)
Interstate Compact for Juveniles (Joined 1957)
Interstate Compact for Adult Offender Supervision (Joined 1951)
Interstate Agreement on Qualifications of Educational Personnel (Joined 1969)
Interstate Agreement on Detainers (Joined 1957)
International Emergency Management Assistance Compact (Joined 2009)
Emergency Management Assistance Compact (Joined 2000)
Driver License Agreement (Joined 2004)
Driver License Compact (Joined 1993)
Counseling Compact (Joined 2023)
Compact on Mental Health (Joined 1955)
Connecticut River Atlantic Salmon Compact (Joined 1979)
Connecticut River Valley Flood Control Compact (Joined 1949)
Connecticut-New York Railroad Passenger Transportation Compact (Joined 1967)
Connecticut-Rhode Island Boundary Compact (Joined 1840)
Compact for Education (Joined 1967)
Bus Taxation Proration and Reciprocity Agreement (Joined 1965)
Atlantic States Marine Fisheries Compact (Joined 1940)