21 Heronscourt, Lightwater, GU18 5SW

Planning appeal 3373030 at 21 Heronscourt, Lightwater, GU18 5SW (Surrey Heath Borough Council) was dismissed on 10 November 2025 by Inspector Davies N, by written representations. The main issue, as the Inspector framed it: The effect of the proposed development on the character and appearance of the host property and the street scene.

the erection of part single part two storey front and side extensions following demolition of existing garage, conversion of loft to create habitable accommodation with roof lights, installation of solar panels and air source heat pump with changes to fenestration and landscaping

Authority: Surrey Heath Borough Council
Appeal type: householder · Householder (HAS)
Procedure: Written Representations
Development: residential · Householder developments
Inspector: Davies N
Postcode: GU18 5SW

Main issues, as the Inspector framed them

The effect of the proposed development on the character and appearance of the host property and the street scene
The effect of the proposed development on the living conditions of the adjoining occupiers at No.23 Heronscourt

What decided it

The proposed development would be visually harmful to the character and appearance of the host property and street scene, and would have an overbearing impact on the living conditions of adjoining occupiers, conflicting with Policy DM9 and relevant design guidance.

What the Inspector cited

Development plan policies: Policy DM9 of the Surrey Heath Core Strategy and Development Management Policies 2012Principles 10.1, 10.2 and 10.3 of the Residential Design Guide SPD 2017Principles B3 and B8 of the Lightwater Village Design Statement SPD 2007

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.

See how each was applied

The decision letter

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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.