District of Columbia

Washington Metropolitan Area Transit Regulation Compact (Joined 1960)
Washington Metropolitan Area Transity Authority Compact (Joined 1966)
Washington Metrorail Safety Commission (Joined 2017)
Uniform Unclaimed Property Act (Joined 1981)
State Authorization Reciprocity Agreement (Joined 2016)
Psychology Interjurisdictional Compact (Joined 2021)
Potomac River Basin Interstate Compact (Joined 1940)
Potomac River Bridges Towing Compact (Joined 1991)
Physical Therapy Licensure Compact (Joined 2021)
Nonresident Violator Compact (Joined 1980)
National Popular Vote Interstate Compact (Joined 2010)
Multistate Tax Compact
Multistate Lottery Agreement (Joined 1988)
Metropolitan Washington Airports Authority (Joined 1985)
Interstate Medical Licensure Compact (Joined 2018)
Interstate Insurance Product Regulation Compact (Joined 2008)
Interstate Corrections Compact (Joined 1990)
Interstate Compact on the Placement of Children (Joined 1989)
Interstate Compact on Educational Opportunity for Military Children (Joined 2013)
Interstate Compact on Adoption and Medical Assistance (Joined 2000)
Interstate Compact for Juveniles (Joined 1970)
Interstate Agreement on Qualifications of Educational Personnel (Joined 1973)
Interstate Agreement on Detainers (Joined 1970)
Emergency Management Assistance Compact (Joined 2000)
Driver License Compact (Joined 1985)
Counseling Compact (Joined 2024)
Compact on Mental Health (Joined 1972)
Compact for Education (Joined 1984)