Permitted Development Extensions in Berkshire

We provide clear, professional guidance on permitted development extensions in Berkshire 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 Berkshire

• Extension covering more than 50% of garden area
• Side extension exceeds half the width of the original house
• Article 4 Direction restrictions
• Permitted development rights removed by planning condition
• Overall height above permitted maximum
• Extension on a flat or maisonette

Property Types We Advise On in Berkshire

• Properties within conservation areas
• Victorian properties
• Properties with outbuildings
• Bungalows
• Edge-of-settlement homes

Frequently Asked Questions

Can I extend a semi-detached house differently to a detached house?

Yes, size limits and projection distances differ depending on property type.

Can I build a two-storey extension without planning permission?

Two-storey extensions are sometimes permitted, but stricter limits apply to height, rear projection distance, and window placement to avoid overlooking neighbours.

Are garden rooms permitted development?

Garden rooms may qualify if they meet size and usage limits and are not used as separate accommodation.

Does permitted development apply to HMOs?

Some permitted development rights may be restricted depending on property use class.

Can I build over a sewer?

Building near or over a public sewer may require a build-over agreement from the relevant water authority.

Can I amend my plans after submission?

Minor amendments may be accepted during determination, depending on the council.

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