| Abbreviation | Definition |
|---|---|
| CPGR | Commission on Plant Genetic Resources |
| CPM | Commission on Phytosanitary Measures |
| CPMT | Commission des partenaires du marché du travail |
| CPPC | Community Planning and Preservation Commission |
| CPSC | Consumer Product Safety Commission |
| CPUC | California Public Utilities Commission |
| CPWD | Commission on People with Disabilities |
| CRC | Coastal Resources Commission |
| CRCC | Civilian Review and Complaints Commission |
| CRGAA | Commission des Ressources Génétiques pour l'Alimentation et l'Agriculture (French: Commission on Genetic Resources for Food and Agriculture) |
| CRGC | Columbia River Gorge Commission |
| CRSE | Commission de Régulation du Secteur de l'Electricité |
| CRTR | Commission for Reception Truth and Reconciliation |
| CSAC | California Student Aid Commission |
| CSBE | Commission scolaire de la Beauce Etchemin |
| CSBF | commission scolaire des Bois Francs |
| CSC | Central Service Commission |
| CSCV | Commission Scolaire au Cœur-des-Vallées |
| CSD | Commission for Sustainable Development |
| CSD | Commission on Sustainable Development |