| 01 |
Generalities. Terminology. Standardization. Documentation |
| 03 |
Services. Company organization, management and quality. Administration. Transport. Sociology |
| 07 |
Natural and applied sciences |
| 11 |
Health care technology |
| 13 |
Environment. Health protection. Safety |
| 17 |
Metrology and measurement. Physical phenomena |
| 19 |
Testing |
| 21 |
Mechanical systems and components for general use |
| 23 |
Fluid systems and components for general use |
| 25 |
Manufacturing engineering |
| 27 |
Energy and heat transfer engineering |
| 29 |
Electrical engineering |
| 31 |
Electronics |
| 33 |
Telecommunications. Audio and video engineering |
| 35 |
Information technology |
| 37 |
Image technology |
| 39 |
Precision mechanics. Jewellery |
| 43 |
Road vehicles engineering |
| 45 |
Railway engineering |
| 47 |
Shipbuilding and marine structures |
| 49 |
Aircraft and space vehicle engineering |
| 53 |
Materials handling equipment |
| 55 |
Packaging and distribution of goods |
| 59 |
Textile and leather technology |
| 61 |
Clothing industry |
| 65 |
Agriculture |
| 67 |
Food technology |
| 71 |
Chemical technology |
| 73 |
Mining and minerals |
| 75 |
Petroleum and related technologies |
| 77 |
Metallurgy |
| 79 |
Wood technology |
| 81 |
Glass and ceramics industries |
| 83 |
Rubber and plastic industries |
| 85 |
Paper technology |
| 87 |
Paint and colour industries |
| 91 |
Construction materials and building |
| 93 |
Civil engineering |
| 95 |
Military affairs. Military engineering. Weapons |
| 97 |
Domestic and commercial equipment. Entertainment. Sports |