According to the Regulation on the establishment and operation of Technical Standardization Bodies of ELOT, the Standardization Sectors are the following:
| Α/Α | Sector Title |
| 01 | Measurement, Testing, Instruments and Materials |
| 02 | Environmental Engineering and Safety |
| 03 | Energy Engineering |
| 04 | Electrotechnology |
| 05 | Communication-Electromagnetic Compatibility/Electromagnetic Interferences |
| 06 | Control & Information Technology |
| 07 | Mechanical engineering |
| 08 | Production engineering |
| 09 | Transportation Engineering |
| 10 | Constructions |
| 11 | Metallurgy |
| 12 | Chemical Technology, Wood, Paper, Fibres, Clothes |
| 13 | Consumption Goods and Services |
| 14 | Health Sciences |
| 15 | Technology Of Foodstuffs, Tobacco, Agricultural and Fish – Farming |
| 16 | Science Of Management, Human and Cultural Sciences |
| 17 | Electric Power Systems and Transformers, Projects Related To Safety And Environment |
