| Arizona-California Boundary Compact | 1963 |
| California-Nevada Interstate Compact for Jurisdiction on Interstate Waters | 1987 |
| California-Nevada Interstate Water Compact | 1970 |
| Colorado River Compact | 1922 |
| Colorado River Crime Enforcement Compact | 1985 |
| Compact for Education | 1966 |
| Driver License Compact | 1963 |
| Emergency Management Assistance Compact | 2014 |
| Goose Lake Basin Compact | 1963 |
| Interstate Agreement on Detainers | 1963 |
| Interstate Agreement on Qualifications of Educational Personnel | 1977 |
| Interstate Compact for Adult Offender Supervision | 2000 |
| Interstate Compact for Juveniles | 1955 |
| Interstate Compact for the Placement of Children | 2020 |
| Interstate Compact on Adoption and Medical Assistance | |
| Interstate Compact on Educational Opportunity for Military Children | 2008 |
| Interstate Compact on Licensure of Participants in Horse Racing with Pari-Mutuel Wagering | 2001 |
| Interstate Compact on the Placement of Children | 1974 |
| Interstate Compact to Conserve Oil and Gas | 1974 |
| Interstate Corrections Compact | 1961 |
| Klamath River Compact | 1957 |
| National Popular Vote Interstate Compact | 2011 |
| Pacific States Marine Fisheries Compact | 1947 |
| Southwestern Low-Level Radioactive Waste Disposal Compact | 1987 |
| Tahoe Conservancy Agency Compact | 1973 |
| Tahoe Regional Planning Compact | 1968 |
| Uniform Unclaimed Property Act | 1959 |
| Western Interstate Corrections Compact | 1961 |
| Western Interstate Nuclear Compact | 1968 |
| Western Regional Education Compact | 1955 |
| Wildlife Violator Compact | 2002 |