| Planning and Environmental Appeals Division (DPEA) | Scotland | 124 |
| Aberdeen City Council | Scotland | 25 |
| Highland Council | Scotland | 21 |
| North Ayrshire Council | Scotland | 14 |
| Energy Security and Net Zero Committee | Select | 12 |
| Glasgow City Council | Scotland | 11 |
| Angus Council | Scotland | 10 |
| Pembrokeshire County Council | Wales | 10 |
| Rhondda Cynon Taf County Borough Council | Wales | 8 |
| Calderdale Metropolitan Borough Council | Yorkshire and the Humber | 7 |
| Industry and Regulators Committee | Select | 7 |
| Dumfries and Galloway Council | Scotland | 7 |
| Dublin City Council | Ireland | 6 |
| Derry City and Strabane District Council | Northern Ireland | 5 |
| Bradford Metropolitan District Council | Yorkshire and the Humber | 5 |
| Braintree District Council | East of England | 5 |
| Flintshire County Council | Wales | 5 |
| Perth and Kinross Council | Scotland | 5 |
| Climate Change, Environment, and Infrastructure Committee | Committees | 5 |
| Environmental Audit Committee | Select | 5 |
| Staffordshire Moorlands District Council | West Midlands | 4 |
| Gwynedd Council | Wales | 4 |
| Scottish Affairs Committee | Select | 4 |
| Cheshire West and Chester Council | North West | 4 |
| Fermanagh and Omagh District Council | Northern Ireland | 3 |
| Solihull Metropolitan Borough Council | West Midlands | 3 |
| Economy, Trade, and Rural Affairs Committee | Committees | 3 |
| Argyll and Bute Council | Scotland | 3 |
| Vale of White Horse District Council | South East | 3 |
| Midlothian Council | Scotland | 3 |
| Mid and East Antrim Borough Council | Northern Ireland | 3 |
| Cardiff Council | Wales | 2 |
| Cambridgeshire County Council | East of England | 2 |
| Buckinghamshire Council | South East | 2 |
| Durham County Council | North East | 2 |
| Edinburgh City Council | Scotland | 2 |
| Hertsmere Borough Council | East of England | 2 |
| High Peak Borough Council | East Midlands | 2 |
| Comhairle nan Eilean Siar | Scotland | 2 |
| North Lanarkshire Council | Scotland | 2 |
| Reading Borough Council | South East | 2 |
| Renfrewshire Council | Scotland | 2 |
| Climate Change, Environment and Rural Affairs Committee | Committees | 2 |
| South Lanarkshire Council | Scotland | 2 |
| Suffolk County Council | East of England | 2 |
| Thanet District Council | South East | 2 |
| Business and Trade Committee | Select | 2 |
| Environment and Climate Change Committee | Select | 2 |
| Aberdeenshire Council | Scotland | 2 |
| Coventry City Council | West Midlands | 2 |