| Monitoring Building | A building designed and/or used for the housing of apparatus, equipment and fixtures for the purpose of monitoring the environment. | No | VN | En_90_90_27 | | 27-04-2021 |
| Monitoring Building | A building designed and/or used for the housing of apparatus, equipment and fixtures for the purpose of monitoring the environment. | Yes | VN | En_90_90_27 | | 17-05-2021 |
| Monitoring Building | A building designed and/or used primarily for the housing of apparatus, equipment and fixtures for the purpose of monitoring the environment. Does not include Gauging Stations that monitor river level and flow. | Yes | VN | En_90_90_27 | | 11-04-2023 |
| Monitoring Building | A building designed and/or used primarily for the housing of apparatus, equipment and fixtures for the purpose of monitoring the environment. Does not include Gauging Stations that monitor river level and flow. | Yes | VN | En_90_90_27 | Point | 21-11-2023 |
| Monitoring Building | A building designed and/or used primarily for the housing of apparatus, equipment and fixtures for the purpose of monitoring the environment. Does not include Gauging Stations that monitor river level and flow. | Yes | VN | En_90_90_27 | Point | 26-02-2024 |