Ohio

Wildlife Violator Compact (Joined 2015)
Streamlined Sales Tax Agreement (Joined 2005)
State Authorization Reciprocity Agreement (Joined 2015)
Social Work Compact (Joined 2024)
Pymatuning Lake Compact (Joined 1937)
Psychology Interjurisdictional Compact (Joined 2021)
Physical Therapy Licensure Compact (Joined 2021)
Ohio-Pennsylvania Boundary of 1887 (Joined 1887)
PA Licensure Compact (Joined 2024)
Occupational Therapy Licensure Compact (Joined 2021)
Ohio River Valley Water Sanitation Compact (Joined 1948)
Nurse Licensure Compact (Joined 2023)
Nonresident Violator Compact (Joined 1985)
National Crime Prevention and Privacy Compact (Joined 2004)
Midwest Interstate Passenger Rail Compact (Joined 2002)
Midwestern Higher Education Compact (Joined 1991)
Middle Atlantic Forest Fire Protection Compact (Joined 1988)
Midwest Interstate Low-Level Radioactive Waste Compact (Joined 1984)
Interstate Rail Passenger Network Compact (Joined 1986)
Interstate Mining Compact (Joined 1978)
Interstate Massage Compact (Joined 2024)
Interstate Medical Licensure Compact (Joined 2021)
Interstate Library Compact (Joined 1976)
Interstate Insurance Product Regulation Compact (Joined 2006)
Interstate High Speed Rail Network Compact (Joined 1986)
Interstate Corrections Compact (Joined 1976)
Interstate Compact to Conserve Oil and Gas (Joined 1943)
Interstate Compact on the Placement of Children (Joined 1976)
Interstate Compact on Licensure of Participants in Horse Racing with Pari-Mutuel Wagering (Joined 2007)
Interstate Compact on Educational Opportunity for Military Children (Joined 2009)
Interstate Compact for the Placement of Children (Joined 2006)
Interstate Compact on Adoption and Medical Assistance (Joined 2013)
Interstate Compact for Juveniles (Joined 1957)
Interstate Compact for Adult Offender Supervision (Joined 2001)
Interstate Agreement on Qualifications of Educational Personnel (Joined 1969)
Interstate Agreement on Detainers (Joined 1969)
Indiana-Ohio Boundary Compact of 1830 (Joined 1830)
Great Lakes-St.Lawrence River Basin Water Resources Compact (Joined 2008)
Great Lakes Basin Compact (Joined 1963)
Emergency Management Assistance Compact (Joined 2002)
Driver License Compact (Joined 1987)
Dietitian Licensure Compact (Joined 2025)
Dentist and Dental Hygienist Compact (Joined 2024)
Counseling Compact (Joined 2022)
Cosmetology Compact (Joined 2024)
Compact on Mental Health (Joined 1980)
Compact for Education (Joined 1967)
Bus Taxation Proration and Reciprocity Agreement (Joined 1967)
Audiology and Speech Language Pathology Interstate Compact (Joined 2022)