Article 4 directions in Southampton
These remove specific permitted development rights in defined areas. Check whether your street is inside one before relying on the national limits.
- Oakmount Triangle Conservation AreaCheck with the council2019
- Carlton Crescent Conservation AreaCheck with the council2014
- Cranbury Place Conservation AreaCheck with the council2014
- The Avenue Conservation AreaCheck with the council2014
- Portswood Residents' Gardens Conservation AreaCheck with the council2009
- Ethelburt Avenue Conservation AreaCheck with the council2001
- Uplands Estate Conservation AreaCheck with the council2001
- HMOChange of use2012
From planning.data.gov.uk, Sep 2026. Councils publish at different levels of detail — confirm the scope of any direction with Southampton City Council.
Conservation areas
Each links to its own page: boundary map, what it changes, and the council’s appraisal.
What you can build in Southampton
The national limits for a semi-detached house with full permitted development rights. Inside a conservation area or Article 4 area, some of these need planning permission.
Getting a Lawful Development Certificate from Southampton City Council
Apply through the Planning Portal. Decisions usually take up to 8 weeks. Your report tells you whether you need one — and includes the drawings checklist.
Southampton City Council website ↗Nearby councils