| S No | Group Number | Scope of work | Date of creation | Time Frame | No of Members |
|---|---|---|---|---|---|
| 1. | CHD 27 : P8 | Drafting amendments for IS 16444 (Parts 1 and 2) | 01-11-2019 | 20-08-2025 | 5 |
| 2. | CHD 27 : P9 | - | - | 7 | |
| 3. | CHD 27 : P10 | - | - | 5 | |
| 4. | CHD 27 : P11 | To provide inputs on ISO ballots and other related ISO activities | 30-07-2024 | 30-07-2024 | 4 |
| 5. | CHD 27 : P12 | To work on developing standards on new test methods | 30-07-2024 | 30-07-2024 | 5 |