As at 3 October 2026
SDS geographies and status
MHCLG consulted on proposed areas for Spatial Development Strategies between 12 February and 26 March 2026. The consultation is closed. The outcome has not been published. The map and the tables repeat those proposals. They are not the confirmed map.
- Not named
Contains Office for National Statistics data licensed under the Open Government Licence. Local authority districts, December 2024. National park boundaries are not shown separately.
Group 1: Existing devolution footprints
| Proposed SDS area | Authorities named | SPB required? |
|---|---|---|
| Greater London Authority | No Prepared under the GLA Act 1999, not the Planning and Infrastructure Act. | |
| North East Combined Authority | No | |
| Tees Valley Combined Authority | No | |
| Lancashire Combined County Authority | No | |
| York and North Yorkshire Combined Authority | No | |
| Liverpool City Region Combined Authority | No | |
| Greater Manchester Combined Authority | No | |
| West Yorkshire Combined Authority | No | |
| South Yorkshire Combined Authority | No | |
| Hull and East Yorkshire Combined Authority | No | |
| East Midlands Combined County Authority | No | |
| Greater Lincolnshire Combined County Authority | No | |
| West Midlands Combined Authority | No | |
| Cambridgeshire and Peterborough Combined Authority | No |
Group 2: Devolution Priority Programme footprints
| Proposed SDS area | Authorities named | SPB required? |
|---|---|---|
| Cumbria Combined Authority | No | |
| Cheshire and Warrington Combined Authority | No | |
| Norfolk and Suffolk Combined County Authority | No | |
| Greater Essex Combined County Authority | No | |
| Hampshire and the Solent Combined County Authority | No | |
| Sussex and Brighton Combined County Authority | No |
Group 3: Not based on existing devolution footprints
| Proposed SDS area | Authorities named | SPB required? |
|---|---|---|
| Bracknell Forest; Buckinghamshire; Oxfordshire; Reading; Slough; Swindon; West Berkshire; Windsor and Maidenhead; Wokingham | Yes | |
| Bedford; Central Bedfordshire; Luton; Milton Keynes | Yes | |
| Hertfordshire County Council | Not at first No SPB initially; an SPB may be required on local government reorganisation if there is no devolution agreement. | |
| Bournemouth, Christchurch and Poole; Dorset; Somerset; Wiltshire | Yes | |
| Surrey County Council | Not at first No SPB initially; an SPB may be required on local government reorganisation if there is no devolution agreement. | |
| Kent County Council; Medway Council | Yes | |
| Leicestershire County Council; Leicester City; Rutland | Yes | |
| Staffordshire County Council; Stoke-on-Trent City Council | Yes | |
| West of England Combined Authority; North Somerset Council | Yes |
Group 4: No proposed area yet (proposals invited)
| Proposed SDS area | Authorities named | SPB required? |
|---|---|---|
| North and West Northamptonshire; Warwickshire; Worcestershire; Gloucestershire; Shropshire; Herefordshire; Telford and Wrekin; Cornwall; Devon and Torbay CCA; Plymouth | To be confirmed |
Source: MHCLG, Areas for producing spatial development strategies, 12 February 2026. Related: regional spatial strategies, strategic planning authority, strategic planning board, Planning and Infrastructure Act 2025.