189 Winns Avenue, London, E17 5HB

Planning appeal 6002197 at 189 Winns Avenue, London, E17 5HB (Waltham Forest London Borough Council) was dismissed on 15 May 2026 by Inspector Cuthbertson L, by written representations. The main issue, as the Inspector framed it: the effect of the development on the character and appearance of the existing dwelling and surrounding area.

Retrospective application for a single storey and first floor rear extension, hip to gable side roof extension with a dormer roof extension to main rear roof, together with installation of three roof lights to front roof slope and formation of openings at side roof elevation to facilitate the installation of two windows

Authority: Waltham Forest London Borough Council
Appeal type: householder · Householder (HAS)
Procedure: Written Representations
Development: residential · Householder developments
Inspector: Cuthbertson L
Postcode: E17 5HB

Main issues, as the Inspector framed them

the effect of the development on the character and appearance of the existing dwelling and surrounding area

What decided it

The raised roof ridge height and resulting overbearing massing disrupts the coherent pattern of roof heights along the terrace and causes demonstrable harm to the character and appearance of the host dwelling and surrounding area, conflicting with Policy 53 and the SPD.

What the Inspector cited

Development plan policies: Policy 53 of the Waltham Forest Local Plan Part 1 (2024)Residential Extensions and Alterations Supplementary Planning Document (2010)

How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.

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The decision letter

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More decisions in Waltham Forest London Borough Council

The authority’s record since 2016 · every decision in 2026

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The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.