| Main Category | Sub-category code | Sub-category title |
| Natural Sciences | ||
| 101 | Mathematics | |
| 102 | Computer and Information Sciences | |
| 103 | Physical Sciences | |
| 104 | Chemical Sciences | |
| 105 | Earth and Related Environmental Sciences | |
| 106 | Biological Sciences (Not Medical nor Agricultural) | |
| 107 | Other Natural Sciences | |
| Engineering and Technology | ||
| 201 | Civil Engineering | |
| 202 | Electrical/Electronic/Information Engineering | |
| 203 | Mechanical Engineering | |
| 204 | Chemical Engineering | |
| 205 | Materials Engineering | |
| 206 | Medical Engineering | |
| 207 | Environmental Engineering | |
| 208 | Environmental Biotechnology | |
| 209 | Industrial Biotechnology | |
| 210 | Nano-technology | |
| 211 | Other Engineering and Technologies | |
| Medical and Health Sciences | ||
| 301 | Basic Medicine | |
| 302 | Clinical Medicine | |
| 303 | Health Sciences | |
| 304 | Medical Biotechnology | |
| 305 | Other Medical and Health Sciences | |
| Agricultural and Veterinary Sciences | ||
| 401 | Agriculture, Forestry and Fisheries | |
| 402 | Animal and Dairy Science | |
| 403 | Veterinary Science | |
| 404 | Agricultural Biotechnology | |
| 405 | Other Agricultural Sciences | |
| Humanities and the Arts | ||
| 601 | History and Archaeology | |
| 605 | Other Humanities |
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July 22, 2025