Annex A: Controlled substances
| Group | Substance | Ozone-Depleting Potential* |
| Group I | ||
| CFCl3 | (CFC‑11) | 1.0 |
| CF2Cl2 | (CFC‑12) | 1.0 |
| C2F3Cl3 | (CFC‑113) | 0.8 |
| C2F4Cl2 | (CFC‑114) | 1.0 |
| C2F5Cl | (CFC‑115) | 0.6 |
| Group II | ||
| CF2BrCl | (halon‑1211) | 3.0 |
| CF3Br | (halon‑1301) | 10.0 |
| C2F4Br2 | (halon‑2402) | 6.0 |
* These ozone depleting potentials are estimates based on existing knowledge and will be reviewed and revised periodically.