| Abbreviation | Definition |
|---|---|
| CLEE | Certified Law Enforcement Executive |
| CLG | Certified Local Government |
| CLG | Certified Local Governments |
| CLIA | Certified Landscape Irrigation Auditor |
| CLIA | Certified landscape irrigation auditors |
| CLICK | Certified Literate Is Cowetas Key |
| CLIM | Certified Landscape Irrigation Manager |
| CLMT | Certified Livestock Manager Training |
| CLP | Certified Lease Professional |
| CLP | Certified Licensing |
| CLP | Certified Licensing Professional |
| CLP | Certified Licensing Professionals |
| CLPD | Certified Lotus Principle Developer |
| CLS | Certified Leasing Specialist |
| CLS | Certified Lubrication Specialist |
| CLT | Certified Logistics Technician |
| CLTC | Certified in Long Term Care |
| CLTC | Certified Long Term Care |
| CLU | Chartered Life Underwriter |
| CMC | Certified Master Clockmaker |