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Single-Storey Rear Extensions: What You Can Build Under Permitted Development Rights

• Article published at: October 16, 2025
• Article author: My Extension Project Admin
• Article comments count: Comments 0

A single-storey rear extension is one of the most popular home improvements in the UK — and under Permitted Development Rights, you can often build without full planning permission. Just make sure your design meets the size and height limits, and always get accurate drawings prepared before you start.