| CERT | Campeonato de Espana de Rallyes de Tierra 
| Others |
| CERT | Canada Europe Round Table for business
| Others |
| CERT | Carbon Emissions Reduction Target
| Others |
| CERT | Carbon Emissions Reduction Taskforce
| Others |
| CERT | Center for Environmental Research and Technology
| Others |
| CERT | Ceramic Tile
| Others |
| CERT | Certificate
| Others |
| CERT | CERTification
| Others |
| CERT | Certification Document
| Others |
| CERT | Certified Emergency Response Team
| Others |
| CERT | Children's Emergency Relief Team
| Others |
| CERT | Christian Emergency Relief Team
| Others |
| CERT | Citizens Emergency Response Team
| Others |
| CERT | Civilian Emergency Response Team
| Others |
| CERT | College Equipped Readiness Tool
| Others |
| CERT | Combined Environment Reliability Test
| Others |
| CERT | Committee Emergency Response Team
| Others |
| CERT | Committee on Energy Research and Technology
| Others |
| CERT | Community Economic Regeneration Team
| Others |
| CERT | Community Economic Revitalization Team
| Others |
| CERT | Community Emergency Resopnce Team
| Others |
| CERT | Community Emergency Responce Team
| Others |
| CERT | Community Emergency Response Team
| Others |
| CERT | Community Emergency Response Teams
| Others |
| CERT | Community Emergency Response Training
| Others |
| CERT | Community Ergonomics Resources Team
| Others |
| CERT | Comprehensive Error Rate Testing
| Others |
| CERT | Comprehensive Error Rate Testing (program)
| Others |
| CERT | Computer Emergency Readiness Team
| Others |
| CERT | Computer Emergency Readyness Team
| Others |
| CERT | Computer Emergency Response Team
| Others |
| CERT | Computer emergency response teams
| Others |
| CERT | Correctional Emergency Response Team
| Others |
| CERT | Cyber Emergency Response Team
| Others |
| CERT | Cybersecurity Emergency Response Team
| Others |