| Acronym | Definition |
|---|
| CTPA | Comité Technique Paritaire Académique (French: Joint Academic Technical Committee) |
| CTPA | Cosmetic Toiletry Perfumery Association |
| CTPA | Centre for Tax Policy and Administration (OECD department) |
| CTPA | Consequential and Transitional Provisions Act (Australia) |
| CTPA | Coax-to-Twisted-Pair Adapter |
| CTPA | Columbia Theatre for the Performing Arts (Washington) |
| CTPA | Computed Tomography Pulmonary Angiogram |
| CTPA | Chauray Travaux Publics et Agricoles (French construction company) |
| CTPA | Centre Technique des Productions Animales et Agro-Alimentaires (French: Technical Center of Animal Production and Agri-Food) |
| CTPA | Certified Treasury Professional Associate (accreditation) |
| CTPA | California Travel and Park Association |
| CTPA | Connecticut Tree Protective Association, Inc. |
| CTPA | Certified Transit Program Administrator |
| CTPA | Chicago Tour Professionals Association |
| CTPA | Clearwater Timber Protection Alliance |
| CTPA | Cape Teacher's Professional Association |