Permitted Development Extensions in Southwark

We provide clear, professional guidance on permitted development extensions in Southwark and surrounding areas. Whether you’re planning a rear, side, or two-storey extension, understanding local planning constraints and national permitted development limits is essential before work begins.

Common Permitted Development Issues in Southwark

• Rear extension exceeds permitted projection limits Southwark
• Materials not matching existing dwelling
• Extension on a flat or maisonette
• Dormer facing road
• Incorrect measurement from original dwelling
• Roof alteration exceeding permitted cubic volume

Property Types We Advise On in Southwark

• Properties with previous extensions
• Properties within conservation areas
• Rural properties
• Properties with outbuildings
• Detached houses in Southwark

Frequently Asked Questions

Do permitted development rights expire?

Permitted development rights generally remain unless removed by condition or Article 4 Direction.

Can I remove a chimney without permission?

External alterations may require permission depending on property type and location.

Can I extend a flat under permitted development?

Flats and maisonettes generally do not benefit from permitted development rights for extensions.

Can I extend onto agricultural land?

Residential permitted development rights apply only within the residential curtilage.

Can I install rooflights under permitted development?

Rooflights are often permitted if they do not protrude significantly beyond the roof slope.

Can I build an outbuilding in my garden?

Outbuildings may be permitted development if they meet height, location, and usage restrictions.

If you're planning an extension in Southwark and want to confirm whether it qualifies under permitted development rules, request a free assessment today and get clarity before you build.