| Advanced Practice Registered Nurse Compact | 2024 |
| Belle Fourche River Compact | 1943 |
| Compact on Mental Health | 1959 |
| Counseling Compact | 2024 |
| Driver License Compact | 1986 |
| Emergency Management Assistance Compact | 1996 |
| Emergency Medical Services Personnel Licensure Compact | 2021 |
| Great Plains Interstate Fire Compact | 2006 |
| Interstate Agreement on Detainers | 1972 |
| Interstate Agreement on Qualifications of Educational Personnel | 1969 |
| Interstate Compact for Adult Offender Supervision | 2001 |
| Interstate Compact for Juveniles | 1961 |
| Interstate Compact on Adoption and Medical Assistance | 1986 |
| Interstate Compact on Educational Opportunity for Military Children | 2009 |
| Interstate Compact on the Placement of Children | 1974 |
| Interstate Compact to Conserve Oil and Gas | 1955 |
| Interstate Insurance Product Regulation Compact | 2024 |
| Interstate Library Compact | 1975 |
| Interstate Medical Licensure Compact | 2015 |
| Multistate Lottery Agreement | 1990 |
| National Guard Mutual Assistance Compact | 1969 |
| National Guard Mutual Assistance Counter-Drug Activities Compact | 1994 |
| Nebraska-South Dakota Boundary Compact | 1989 |
| Nonresident Violator Compact | 1980 |
| Nurse Licensure Compact | 2016 |
| Occupational Therapy Licensure Compact | 2023 |
| Physical Therapy Licensure Compact | 2020 |
| Psychology Interjurisdictional Compact | 2024 |
| Social Work Compact | 2024 |
| South Dakota-Minnesota Boundary Waters Commission | 1990 |
| South Dakota-Nebraska Boundary Compact | 1989 |
| Southwestern Low-Level Radioactive Waste Disposal Compact | 1989 |
| State Authorization Reciprocity Agreement | 2014 |
| Streamlined Sales Tax Agreement | 2005 |
| Uniform Unclaimed Property Act | 1973 |
| Western Regional Education Compact | 2008 |
| Wildlife Violator Compact | 2004 |